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-rw-r--r--bl31/ehf.c100
-rw-r--r--include/bl31/ehf.h24
-rw-r--r--include/bl31/interrupt_mgmt.h14
-rw-r--r--include/common/param_header.h4
-rw-r--r--include/drivers/arm/gic_common.h10
-rw-r--r--include/lib/el3_runtime/aarch64/context.h6
-rw-r--r--include/lib/extensions/ras.h32
-rw-r--r--include/lib/extensions/ras_arch.h23
-rw-r--r--include/services/sdei.h113
-rw-r--r--lib/extensions/ras/ras_common.c27
-rw-r--r--lib/extensions/ras/std_err_record.c26
-rw-r--r--plat/arm/common/arm_sip_svc.c8
-rw-r--r--plat/arm/common/execution_state_switch.c31
-rw-r--r--services/std_svc/sdei/sdei_event.c9
-rw-r--r--services/std_svc/sdei/sdei_intr_mgmt.c130
-rw-r--r--services/std_svc/sdei/sdei_main.c232
-rw-r--r--services/std_svc/sdei/sdei_private.h102
-rw-r--r--services/std_svc/sdei/sdei_state.c8
18 files changed, 460 insertions, 439 deletions
diff --git a/bl31/ehf.c b/bl31/ehf.c
index 8673564f..3d6d674b 100644
--- a/bl31/ehf.c
+++ b/bl31/ehf.c
@@ -18,6 +18,7 @@
#include <interrupt_mgmt.h>
#include <platform.h>
#include <pubsub_events.h>
+#include <stdbool.h>
/* Output EHF logs as verbose */
#define EHF_LOG(...) VERBOSE("EHF: " __VA_ARGS__)
@@ -26,43 +27,44 @@
/* For a valid handler, return the actual function pointer; otherwise, 0. */
#define RAW_HANDLER(h) \
- ((ehf_handler_t) ((h & _EHF_PRI_VALID) ? (h & ~_EHF_PRI_VALID) : 0))
+ ((ehf_handler_t) ((((h) & EHF_PRI_VALID_) != 0U) ? \
+ ((h) & ~EHF_PRI_VALID_) : 0U))
-#define PRI_BIT(idx) (((ehf_pri_bits_t) 1) << idx)
+#define PRI_BIT(idx) (((ehf_pri_bits_t) 1u) << (idx))
/*
* Convert index into secure priority using the platform-defined priority bits
* field.
*/
#define IDX_TO_PRI(idx) \
- ((idx << (7 - exception_data.pri_bits)) & 0x7f)
+ ((((unsigned) idx) << (7u - exception_data.pri_bits)) & 0x7fU)
/* Check whether a given index is valid */
#define IS_IDX_VALID(idx) \
- ((exception_data.ehf_priorities[idx].ehf_handler & _EHF_PRI_VALID) != 0)
+ ((exception_data.ehf_priorities[idx].ehf_handler & EHF_PRI_VALID_) != 0U)
/* Returns whether given priority is in secure priority range */
-#define IS_PRI_SECURE(pri) ((pri & 0x80) == 0)
+#define IS_PRI_SECURE(pri) (((pri) & 0x80U) == 0U)
/* To be defined by the platform */
extern const ehf_priorities_t exception_data;
/* Translate priority to the index in the priority array */
-static int pri_to_idx(unsigned int priority)
+static unsigned int pri_to_idx(unsigned int priority)
{
- int idx;
+ unsigned int idx;
idx = EHF_PRI_TO_IDX(priority, exception_data.pri_bits);
- assert((idx >= 0) && (idx < exception_data.num_priorities));
+ assert(idx < exception_data.num_priorities);
assert(IS_IDX_VALID(idx));
return idx;
}
/* Return whether there are outstanding priority activation */
-static int has_valid_pri_activations(pe_exc_data_t *pe_data)
+static bool has_valid_pri_activations(pe_exc_data_t *pe_data)
{
- return pe_data->active_pri_bits != 0;
+ return pe_data->active_pri_bits != 0U;
}
static pe_exc_data_t *this_cpu_data(void)
@@ -80,7 +82,7 @@ static int get_pe_highest_active_idx(pe_exc_data_t *pe_data)
return EHF_INVALID_IDX;
/* Current priority is the right-most bit */
- return __builtin_ctz(pe_data->active_pri_bits);
+ return (int) __builtin_ctz(pe_data->active_pri_bits);
}
/*
@@ -95,8 +97,8 @@ static int get_pe_highest_active_idx(pe_exc_data_t *pe_data)
*/
void ehf_activate_priority(unsigned int priority)
{
- int idx, cur_pri_idx;
- unsigned int old_mask, run_pri;
+ int cur_pri_idx;
+ unsigned int old_mask, run_pri, idx;
pe_exc_data_t *pe_data = this_cpu_data();
/*
@@ -118,7 +120,8 @@ void ehf_activate_priority(unsigned int priority)
*/
cur_pri_idx = get_pe_highest_active_idx(pe_data);
idx = pri_to_idx(priority);
- if ((cur_pri_idx != EHF_INVALID_IDX) && (idx >= cur_pri_idx)) {
+ if ((cur_pri_idx != EHF_INVALID_IDX) &&
+ (idx >= ((unsigned int) cur_pri_idx))) {
ERROR("Activation priority mismatch: req=0x%x current=0x%x\n",
priority, IDX_TO_PRI(cur_pri_idx));
panic();
@@ -144,7 +147,7 @@ void ehf_activate_priority(unsigned int priority)
* restored after the last deactivation.
*/
if (cur_pri_idx == EHF_INVALID_IDX)
- pe_data->init_pri_mask = old_mask;
+ pe_data->init_pri_mask = (uint8_t) old_mask;
EHF_LOG("activate prio=%d\n", get_pe_highest_active_idx(pe_data));
}
@@ -161,9 +164,9 @@ void ehf_activate_priority(unsigned int priority)
*/
void ehf_deactivate_priority(unsigned int priority)
{
- int idx, cur_pri_idx;
+ int cur_pri_idx;
pe_exc_data_t *pe_data = this_cpu_data();
- unsigned int old_mask, run_pri;
+ unsigned int old_mask, run_pri, idx;
/*
* Query interrupt controller for the running priority, or idle priority
@@ -184,21 +187,22 @@ void ehf_deactivate_priority(unsigned int priority)
*/
cur_pri_idx = get_pe_highest_active_idx(pe_data);
idx = pri_to_idx(priority);
- if ((cur_pri_idx == EHF_INVALID_IDX) || (idx != cur_pri_idx)) {
+ if ((cur_pri_idx == EHF_INVALID_IDX) ||
+ (idx != ((unsigned int) cur_pri_idx))) {
ERROR("Deactivation priority mismatch: req=0x%x current=0x%x\n",
priority, IDX_TO_PRI(cur_pri_idx));
panic();
}
/* Clear bit corresponding to highest priority */
- pe_data->active_pri_bits &= (pe_data->active_pri_bits - 1);
+ pe_data->active_pri_bits &= (pe_data->active_pri_bits - 1u);
/*
* Restore priority mask corresponding to the next priority, or the
* one stashed earlier if there are no more to deactivate.
*/
- idx = get_pe_highest_active_idx(pe_data);
- if (idx == EHF_INVALID_IDX)
+ cur_pri_idx = get_pe_highest_active_idx(pe_data);
+ if (cur_pri_idx == EHF_INVALID_IDX)
old_mask = plat_ic_set_priority_mask(pe_data->init_pri_mask);
else
old_mask = plat_ic_set_priority_mask(priority);
@@ -231,16 +235,16 @@ static void *ehf_exited_normal_world(const void *arg)
/* If the running priority is in the secure range, do nothing */
run_pri = plat_ic_get_running_priority();
if (IS_PRI_SECURE(run_pri))
- return 0;
+ return NULL;
/* Do nothing if there are explicit activations */
if (has_valid_pri_activations(pe_data))
- return 0;
+ return NULL;
- assert(pe_data->ns_pri_mask == 0);
+ assert(pe_data->ns_pri_mask == 0u);
pe_data->ns_pri_mask =
- plat_ic_set_priority_mask(GIC_HIGHEST_NS_PRIORITY);
+ (uint8_t) plat_ic_set_priority_mask(GIC_HIGHEST_NS_PRIORITY);
/* The previous Priority Mask is not expected to be in secure range */
if (IS_PRI_SECURE(pe_data->ns_pri_mask)) {
@@ -252,7 +256,7 @@ static void *ehf_exited_normal_world(const void *arg)
EHF_LOG("Priority Mask: 0x%x => 0x%x\n", pe_data->ns_pri_mask,
GIC_HIGHEST_NS_PRIORITY);
- return 0;
+ return NULL;
}
/*
@@ -274,18 +278,18 @@ static void *ehf_entering_normal_world(const void *arg)
/* If the running priority is in the secure range, do nothing */
run_pri = plat_ic_get_running_priority();
if (IS_PRI_SECURE(run_pri))
- return 0;
+ return NULL;
/*
* If there are explicit activations, do nothing. The Priority Mask will
* be restored upon the last deactivation.
*/
if (has_valid_pri_activations(pe_data))
- return 0;
+ return NULL;
/* Do nothing if we don't have a valid Priority Mask to restore */
- if (pe_data->ns_pri_mask == 0)
- return 0;
+ if (pe_data->ns_pri_mask == 0U)
+ return NULL;
old_pmr = plat_ic_set_priority_mask(pe_data->ns_pri_mask);
@@ -304,7 +308,7 @@ static void *ehf_entering_normal_world(const void *arg)
pe_data->ns_pri_mask = 0;
- return 0;
+ return NULL;
}
/*
@@ -328,7 +332,7 @@ void ehf_allow_ns_preemption(uint64_t preempt_ret_code)
* We should have been notified earlier of entering secure world, and
* therefore have stashed the Non-secure priority mask.
*/
- assert(pe_data->ns_pri_mask != 0);
+ assert(pe_data->ns_pri_mask != 0U);
/* Make sure no priority levels are active when requesting this */
if (has_valid_pri_activations(pe_data)) {
@@ -343,7 +347,7 @@ void ehf_allow_ns_preemption(uint64_t preempt_ret_code)
* to populate it, the caller would find the correct return value.
*/
ns_ctx = cm_get_context(NON_SECURE);
- assert(ns_ctx);
+ assert(ns_ctx != NULL);
write_ctx_reg(get_gpregs_ctx(ns_ctx), CTX_GPREG_X0, preempt_ret_code);
old_pmr = plat_ic_set_priority_mask(pe_data->ns_pri_mask);
@@ -376,7 +380,7 @@ unsigned int ehf_is_ns_preemption_allowed(void)
*/
if (has_valid_pri_activations(pe_data))
return 0;
- if (pe_data->ns_pri_mask != 0)
+ if (pe_data->ns_pri_mask != 0U)
return 0;
return 1;
@@ -388,7 +392,9 @@ unsigned int ehf_is_ns_preemption_allowed(void)
static uint64_t ehf_el3_interrupt_handler(uint32_t id, uint32_t flags,
void *handle, void *cookie)
{
- int pri, idx, intr, intr_raw, ret = 0;
+ int ret = 0;
+ uint32_t intr_raw;
+ unsigned int intr, pri, idx;
ehf_handler_t handler;
/*
@@ -425,8 +431,9 @@ static uint64_t ehf_el3_interrupt_handler(uint32_t id, uint32_t flags,
/* Validate priority */
assert(pri == IDX_TO_PRI(idx));
- handler = RAW_HANDLER(exception_data.ehf_priorities[idx].ehf_handler);
- if (!handler) {
+ handler = (ehf_handler_t) RAW_HANDLER(
+ exception_data.ehf_priorities[idx].ehf_handler);
+ if (handler == NULL) {
ERROR("No EL3 exception handler for priority 0x%x\n",
IDX_TO_PRI(idx));
panic();
@@ -438,7 +445,7 @@ static uint64_t ehf_el3_interrupt_handler(uint32_t id, uint32_t flags,
*/
ret = handler(intr_raw, flags, handle, cookie);
- return ret;
+ return (uint64_t) ret;
}
/*
@@ -450,21 +457,22 @@ void ehf_init(void)
int ret __unused;
/* Ensure EL3 interrupts are supported */
- assert(plat_ic_has_interrupt_type(INTR_TYPE_EL3));
+ assert(plat_ic_has_interrupt_type(INTR_TYPE_EL3) != 0);
/*
* Make sure that priority water mark has enough bits to represent the
* whole priority array.
*/
- assert(exception_data.num_priorities <= (sizeof(ehf_pri_bits_t) * 8));
+ assert(exception_data.num_priorities <= (sizeof(ehf_pri_bits_t) * 8U));
- assert(exception_data.ehf_priorities);
+ assert(exception_data.ehf_priorities != NULL);
/*
* Bit 7 of GIC priority must be 0 for secure interrupts. This means
* platforms must use at least 1 of the remaining 7 bits.
*/
- assert((exception_data.pri_bits >= 1) || (exception_data.pri_bits < 8));
+ assert((exception_data.pri_bits >= 1U) ||
+ (exception_data.pri_bits < 8U));
/* Route EL3 interrupts when in Secure and Non-secure. */
set_interrupt_rm_flag(flags, NON_SECURE);
@@ -484,13 +492,13 @@ void ehf_init(void)
*/
void ehf_register_priority_handler(unsigned int pri, ehf_handler_t handler)
{
- int idx;
+ unsigned int idx;
/* Sanity check for handler */
assert(handler != NULL);
/* Handler ought to be 4-byte aligned */
- assert((((uintptr_t) handler) & 3) == 0);
+ assert((((uintptr_t) handler) & 3U) == 0U);
/* Ensure we register for valid priority */
idx = pri_to_idx(pri);
@@ -498,7 +506,7 @@ void ehf_register_priority_handler(unsigned int pri, ehf_handler_t handler)
assert(IDX_TO_PRI(idx) == pri);
/* Return failure if a handler was already registered */
- if (exception_data.ehf_priorities[idx].ehf_handler != _EHF_NO_HANDLER) {
+ if (exception_data.ehf_priorities[idx].ehf_handler != EHF_NO_HANDLER_) {
ERROR("Handler already registered for priority 0x%x\n", pri);
panic();
}
@@ -508,7 +516,7 @@ void ehf_register_priority_handler(unsigned int pri, ehf_handler_t handler)
* is 4-byte aligned, which is usually the case.
*/
exception_data.ehf_priorities[idx].ehf_handler =
- (((uintptr_t) handler) | _EHF_PRI_VALID);
+ (((uintptr_t) handler) | EHF_PRI_VALID_);
EHF_LOG("register pri=0x%x handler=%p\n", pri, handler);
}
diff --git a/include/bl31/ehf.h b/include/bl31/ehf.h
index f963f8d0..14462798 100644
--- a/include/bl31/ehf.h
+++ b/include/bl31/ehf.h
@@ -4,8 +4,8 @@
* SPDX-License-Identifier: BSD-3-Clause
*/
-#ifndef __EHF_H__
-#define __EHF_H__
+#ifndef EHF_H
+#define EHF_H
#ifndef __ASSEMBLY__
@@ -13,27 +13,27 @@
#include <utils_def.h>
/* Valid priorities set bit 0 of the priority handler. */
-#define _EHF_PRI_VALID (((uintptr_t) 1) << 0)
+#define EHF_PRI_VALID_ (((uintptr_t) 1) << 0)
/* Marker for no handler registered for a valid priority */
-#define _EHF_NO_HANDLER (0 | _EHF_PRI_VALID)
+#define EHF_NO_HANDLER_ (0U | EHF_PRI_VALID_)
/* Extract the specified number of top bits from 7 lower bits of priority */
#define EHF_PRI_TO_IDX(pri, plat_bits) \
- ((pri & 0x7f) >> (7 - plat_bits))
+ ((((unsigned) (pri)) & 0x7fu) >> (7u - (plat_bits)))
/* Install exception priority descriptor at a suitable index */
#define EHF_PRI_DESC(plat_bits, priority) \
[EHF_PRI_TO_IDX(priority, plat_bits)] = { \
- .ehf_handler = _EHF_NO_HANDLER, \
+ .ehf_handler = EHF_NO_HANDLER_, \
}
/* Macro for platforms to regiter its exception priorities */
#define EHF_REGISTER_PRIORITIES(priorities, num, bits) \
const ehf_priorities_t exception_data = { \
- .num_priorities = num, \
- .ehf_priorities = priorities, \
- .pri_bits = bits, \
+ .num_priorities = (num), \
+ .ehf_priorities = (priorities), \
+ .pri_bits = (bits), \
}
/*
@@ -72,10 +72,10 @@ typedef struct ehf_pri_desc {
uintptr_t ehf_handler;
} ehf_pri_desc_t;
-typedef struct ehf_priorities {
+typedef struct ehf_priority_type {
ehf_pri_desc_t *ehf_priorities;
unsigned int num_priorities;
- int pri_bits;
+ unsigned int pri_bits;
} ehf_priorities_t;
void ehf_init(void);
@@ -87,4 +87,4 @@ unsigned int ehf_is_ns_preemption_allowed(void);
#endif /* __ASSEMBLY__ */
-#endif /* __EHF_H__ */
+#endif /* EHF_H */
diff --git a/include/bl31/interrupt_mgmt.h b/include/bl31/interrupt_mgmt.h
index 905dcd66..49ba9f73 100644
--- a/include/bl31/interrupt_mgmt.h
+++ b/include/bl31/interrupt_mgmt.h
@@ -61,10 +61,10 @@
#define INTR_RM_FROM_SEC_SHIFT SECURE /* BIT[0] */
#define INTR_RM_FROM_NS_SHIFT NON_SECURE /* BIT[1] */
#define INTR_RM_FROM_FLAG_MASK U(1)
-#define get_interrupt_rm_flag(flag, ss) (((flag >> INTR_RM_FLAGS_SHIFT) >> ss) \
- & INTR_RM_FROM_FLAG_MASK)
-#define set_interrupt_rm_flag(flag, ss) (flag |= U(1) << ss)
-#define clr_interrupt_rm_flag(flag, ss) (flag &= ~(U(1) << ss))
+#define get_interrupt_rm_flag(flag, ss) \
+ ((((flag) >> INTR_RM_FLAGS_SHIFT) >> (ss)) & INTR_RM_FROM_FLAG_MASK)
+#define set_interrupt_rm_flag(flag, ss) ((flag) |= U(1) << (ss))
+#define clr_interrupt_rm_flag(flag, ss) ((flag) &= ~(U(1) << (ss)))
/*******************************************************************************
@@ -101,9 +101,9 @@
******************************************************************************/
#define INTR_SRC_SS_FLAG_SHIFT U(0) /* BIT[0] */
#define INTR_SRC_SS_FLAG_MASK U(1)
-#define set_interrupt_src_ss(flag, val) (flag |= val << INTR_SRC_SS_FLAG_SHIFT)
-#define clr_interrupt_src_ss(flag) (flag &= ~(U(1) << INTR_SRC_SS_FLAG_SHIFT))
-#define get_interrupt_src_ss(flag) ((flag >> INTR_SRC_SS_FLAG_SHIFT) & \
+#define set_interrupt_src_ss(flag, val) ((flag) |= (val) << INTR_SRC_SS_FLAG_SHIFT)
+#define clr_interrupt_src_ss(flag) ((flag) &= ~(U(1) << INTR_SRC_SS_FLAG_SHIFT))
+#define get_interrupt_src_ss(flag) (((flag) >> INTR_SRC_SS_FLAG_SHIFT) & \
INTR_SRC_SS_FLAG_MASK)
#ifndef __ASSEMBLY__
diff --git a/include/common/param_header.h b/include/common/param_header.h
index c982fc90..4e61fadb 100644
--- a/include/common/param_header.h
+++ b/include/common/param_header.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -23,7 +23,7 @@
#define SET_PARAM_HEAD(_p, _type, _ver, _attr) do { \
(_p)->h.type = (uint8_t)(_type); \
(_p)->h.version = (uint8_t)(_ver); \
- (_p)->h.size = (uint16_t)sizeof(*_p); \
+ (_p)->h.size = (uint16_t)sizeof(*(_p)); \
(_p)->h.attr = (uint32_t)(_attr) ; \
} while (0)
diff --git a/include/drivers/arm/gic_common.h b/include/drivers/arm/gic_common.h
index 6e953a0d..00cbd1d9 100644
--- a/include/drivers/arm/gic_common.h
+++ b/include/drivers/arm/gic_common.h
@@ -7,6 +7,8 @@
#ifndef __GIC_COMMON_H__
#define __GIC_COMMON_H__
+#include <utils_def.h>
+
/*******************************************************************************
* GIC Distributor interface general definitions
******************************************************************************/
@@ -34,10 +36,10 @@
#define GIC_INTR_CFG_EDGE (1 << 1)
/* Constants to categorise priorities */
-#define GIC_HIGHEST_SEC_PRIORITY 0x0
-#define GIC_LOWEST_SEC_PRIORITY 0x7f
-#define GIC_HIGHEST_NS_PRIORITY 0x80
-#define GIC_LOWEST_NS_PRIORITY 0xfe /* 0xff would disable all interrupts */
+#define GIC_HIGHEST_SEC_PRIORITY U(0x00)
+#define GIC_LOWEST_SEC_PRIORITY U(0x7f)
+#define GIC_HIGHEST_NS_PRIORITY U(0x80)
+#define GIC_LOWEST_NS_PRIORITY U(0xfe) /* 0xff would disable all interrupts */
/*******************************************************************************
* GIC Distributor interface register offsets that are common to GICv3 & GICv2
diff --git a/include/lib/el3_runtime/aarch64/context.h b/include/lib/el3_runtime/aarch64/context.h
index a2ce9f82..b990674c 100644
--- a/include/lib/el3_runtime/aarch64/context.h
+++ b/include/lib/el3_runtime/aarch64/context.h
@@ -241,9 +241,9 @@ DEFINE_REG_STRUCT(cve_2018_3639, CTX_CVE_2018_3639_ALL);
* Macros to access members of any of the above structures using their
* offsets
*/
-#define read_ctx_reg(ctx, offset) ((ctx)->_regs[offset >> DWORD_SHIFT])
-#define write_ctx_reg(ctx, offset, val) (((ctx)->_regs[offset >> DWORD_SHIFT]) \
- = val)
+#define read_ctx_reg(ctx, offset) ((ctx)->_regs[(offset) >> DWORD_SHIFT])
+#define write_ctx_reg(ctx, offset, val) (((ctx)->_regs[(offset) >> DWORD_SHIFT]) \
+ = (uint64_t) (val))
/*
* Top-level context structure which is used by EL3 firmware to
diff --git a/include/lib/extensions/ras.h b/include/lib/extensions/ras.h
index f57fc3af..400de592 100644
--- a/include/lib/extensions/ras.h
+++ b/include/lib/extensions/ras.h
@@ -4,10 +4,10 @@
* SPDX-License-Identifier: BSD-3-Clause
*/
-#ifndef __RAS_COMMON__
-#define __RAS_COMMON__
+#ifndef RAS_COMMON
+#define RAS_COMMON
-#define ERR_HANDLER_VERSION 1
+#define ERR_HANDLER_VERSION 1U
/* Error record access mechanism */
#define ERR_ACCESS_SYSREG 0
@@ -20,18 +20,18 @@
* are declared. Only then would ARRAY_SIZE() yield a meaningful value.
*/
#define REGISTER_ERR_RECORD_INFO(_records) \
- const struct err_record_mapping err_record_mapping = { \
- .err_records = _records, \
+ const struct err_record_mapping err_record_mappings = { \
+ .err_records = (_records), \
.num_err_records = ARRAY_SIZE(_records), \
}
/* Error record info iterator */
#define for_each_err_record_info(_i, _info) \
- for (_i = 0, _info = err_record_mapping.err_records; \
- _i < err_record_mapping.num_err_records; \
- _i++, _info++)
+ for ((_i) = 0, (_info) = err_record_mappings.err_records; \
+ (_i) < err_record_mappings.num_err_records; \
+ (_i)++, (_info)++)
-#define _ERR_RECORD_COMMON(_probe, _handler, _aux) \
+#define ERR_RECORD_COMMON_(_probe, _handler, _aux) \
.probe = _probe, \
.handler = _handler, \
.aux_data = _aux,
@@ -42,7 +42,7 @@
.sysreg.idx_start = _idx_start, \
.sysreg.num_idx = _num_idx, \
.access = ERR_ACCESS_SYSREG, \
- _ERR_RECORD_COMMON(_probe, _handler, _aux) \
+ ERR_RECORD_COMMON_(_probe, _handler, _aux) \
}
#define ERR_RECORD_MEMMAP_V1(_base_addr, _size_num_k, _probe, _handler, _aux) \
@@ -51,7 +51,7 @@
.memmap.base_addr = _base_addr, \
.memmap.size_num_k = _size_num_k, \
.access = ERR_ACCESS_MEMMAP, \
- _ERR_RECORD_COMMON(_probe, _handler, _aux) \
+ ERR_RECORD_COMMON_(_probe, _handler, _aux) \
}
/*
@@ -63,8 +63,8 @@
* array is expected to be sorted in the increasing order of interrupt number.
*/
#define REGISTER_RAS_INTERRUPTS(_array) \
- const struct ras_interrupt_mapping ras_interrupt_mapping = { \
- .intrs = _array, \
+ const struct ras_interrupt_mapping ras_interrupt_mappings = { \
+ .intrs = (_array), \
.num_intrs = ARRAY_SIZE(_array), \
}
@@ -165,8 +165,8 @@ struct ras_interrupt_mapping {
size_t num_intrs;
};
-extern const struct err_record_mapping err_record_mapping;
-extern const struct ras_interrupt_mapping ras_interrupt_mapping;
+extern const struct err_record_mapping err_record_mappings;
+extern const struct ras_interrupt_mapping ras_interrupt_mappings;
/*
@@ -196,4 +196,4 @@ int ras_ea_handler(unsigned int ea_reason, uint64_t syndrome, void *cookie,
void ras_init(void);
#endif /* __ASSEMBLY__ */
-#endif /* __RAS_COMMON__ */
+#endif /* RAS_COMMON */
diff --git a/include/lib/extensions/ras_arch.h b/include/lib/extensions/ras_arch.h
index 6ec4da80..e6cd736a 100644
--- a/include/lib/extensions/ras_arch.h
+++ b/include/lib/extensions/ras_arch.h
@@ -11,28 +11,28 @@
* Size of nodes implementing Standard Error Records - currently only 4k is
* supported.
*/
-#define STD_ERR_NODE_SIZE_NUM_K 4
+#define STD_ERR_NODE_SIZE_NUM_K 4U
/*
* Individual register offsets within an error record in Standard Error Record
* format when error records are accessed through memory-mapped registers.
*/
-#define ERR_FR(n) (0x0 + (64 * (n)))
-#define ERR_CTLR(n) (0x8 + (64 * (n)))
-#define ERR_STATUS(n) (0x10 + (64 * (n)))
-#define ERR_ADDR(n) (0x18 + (64 * (n)))
-#define ERR_MISC0(n) (0x20 + (64 * (n)))
-#define ERR_MISC1(n) (0x28 + (64 * (n)))
+#define ERR_FR(n) (0x0ULL + (64ULL * (n)))
+#define ERR_CTLR(n) (0x8ULL + (64ULL * (n)))
+#define ERR_STATUS(n) (0x10ULL + (64ULL * (n)))
+#define ERR_ADDR(n) (0x18ULL + (64ULL * (n)))
+#define ERR_MISC0(n) (0x20ULL + (64ULL * (n)))
+#define ERR_MISC1(n) (0x28ULL + (64ULL * (n)))
/* Group Status Register (ERR_STATUS) offset */
#define ERR_GSR(base, size_num_k, n) \
- ((base) + (0x380 * (size_num_k)) + (8 * (n)))
+ ((base) + (0x380ULL * (size_num_k)) + (8ULL * (n)))
/* Management register offsets */
#define ERR_DEVID(base, size_num_k) \
- ((base) + ((0x400 * (size_num_k)) - 0x100) + 0xc8)
+ ((base) + ((0x400ULL * (size_num_k)) - 0x100ULL) + 0xc8ULL)
-#define ERR_DEVID_MASK 0xffff
+#define ERR_DEVID_MASK 0xffffUL
/* Standard Error Record status register fields */
#define ERR_STATUS_AV_SHIFT 31
@@ -244,7 +244,8 @@ static inline uint64_t ser_get_misc1(uintptr_t base, unsigned int idx)
*/
static inline void ser_sys_select_record(unsigned int idx)
{
- unsigned int max_idx __unused = read_erridr_el1() & ERRIDR_MASK;
+ unsigned int max_idx __unused =
+ (unsigned int) read_erridr_el1() & ERRIDR_MASK;
assert(idx < max_idx);
diff --git a/include/services/sdei.h b/include/services/sdei.h
index 79d1d065..4d0fd3fd 100644
--- a/include/services/sdei.h
+++ b/include/services/sdei.h
@@ -4,61 +4,56 @@
* SPDX-License-Identifier: BSD-3-Clause
*/
-#ifndef __SDEI_H__
-#define __SDEI_H__
+#ifndef SDEI_H
+#define SDEI_H
#include <spinlock.h>
#include <utils_def.h>
/* Range 0xC4000020 - 0xC400003F reserved for SDE 64bit smc calls */
-#define SDEI_VERSION 0xC4000020
-#define SDEI_EVENT_REGISTER 0xC4000021
-#define SDEI_EVENT_ENABLE 0xC4000022
-#define SDEI_EVENT_DISABLE 0xC4000023
-#define SDEI_EVENT_CONTEXT 0xC4000024
-#define SDEI_EVENT_COMPLETE 0xC4000025
-#define SDEI_EVENT_COMPLETE_AND_RESUME 0xC4000026
-
-#define SDEI_EVENT_UNREGISTER 0xC4000027
-#define SDEI_EVENT_STATUS 0xC4000028
-#define SDEI_EVENT_GET_INFO 0xC4000029
-#define SDEI_EVENT_ROUTING_SET 0xC400002A
-#define SDEI_PE_MASK 0xC400002B
-#define SDEI_PE_UNMASK 0xC400002C
-
-#define SDEI_INTERRUPT_BIND 0xC400002D
-#define SDEI_INTERRUPT_RELEASE 0xC400002E
-#define SDEI_EVENT_SIGNAL 0xC400002F
-#define SDEI_FEATURES 0xC4000030
-#define SDEI_PRIVATE_RESET 0xC4000031
-#define SDEI_SHARED_RESET 0xC4000032
+#define SDEI_VERSION 0xC4000020U
+#define SDEI_EVENT_REGISTER 0xC4000021U
+#define SDEI_EVENT_ENABLE 0xC4000022U
+#define SDEI_EVENT_DISABLE 0xC4000023U
+#define SDEI_EVENT_CONTEXT 0xC4000024U
+#define SDEI_EVENT_COMPLETE 0xC4000025U
+#define SDEI_EVENT_COMPLETE_AND_RESUME 0xC4000026U
+
+#define SDEI_EVENT_UNREGISTER 0xC4000027U
+#define SDEI_EVENT_STATUS 0xC4000028U
+#define SDEI_EVENT_GET_INFO 0xC4000029U
+#define SDEI_EVENT_ROUTING_SET 0xC400002AU
+#define SDEI_PE_MASK 0xC400002BU
+#define SDEI_PE_UNMASK 0xC400002CU
+
+#define SDEI_INTERRUPT_BIND 0xC400002DU
+#define SDEI_INTERRUPT_RELEASE 0xC400002EU
+#define SDEI_EVENT_SIGNAL 0xC400002FU
+#define SDEI_FEATURES 0xC4000030U
+#define SDEI_PRIVATE_RESET 0xC4000031U
+#define SDEI_SHARED_RESET 0xC4000032U
/* SDEI_EVENT_REGISTER flags */
-#define SDEI_REGF_RM_ANY 0
-#define SDEI_REGF_RM_PE 1
+#define SDEI_REGF_RM_ANY 0ULL
+#define SDEI_REGF_RM_PE 1ULL
/* SDEI_EVENT_COMPLETE status flags */
-#define SDEI_EV_HANDLED 0
-#define SDEI_EV_FAILED 1
-
-/* SDE event status values in bit position */
-#define SDEI_STATF_REGISTERED 0
-#define SDEI_STATF_ENABLED 1
-#define SDEI_STATF_RUNNING 2
+#define SDEI_EV_HANDLED 0U
+#define SDEI_EV_FAILED 1U
/* Internal: SDEI flag bit positions */
-#define _SDEI_MAPF_DYNAMIC_SHIFT 1
-#define _SDEI_MAPF_BOUND_SHIFT 2
-#define _SDEI_MAPF_SIGNALABLE_SHIFT 3
-#define _SDEI_MAPF_PRIVATE_SHIFT 4
-#define _SDEI_MAPF_CRITICAL_SHIFT 5
-#define _SDEI_MAPF_EXPLICIT_SHIFT 6
+#define SDEI_MAPF_DYNAMIC_SHIFT_ 1U
+#define SDEI_MAPF_BOUND_SHIFT_ 2U
+#define SDEI_MAPF_SIGNALABLE_SHIFT_ 3U
+#define SDEI_MAPF_PRIVATE_SHIFT_ 4U
+#define SDEI_MAPF_CRITICAL_SHIFT_ 5U
+#define SDEI_MAPF_EXPLICIT_SHIFT_ 6U
/* SDEI event 0 */
#define SDEI_EVENT_0 0
/* Placeholder interrupt for dynamic mapping */
-#define SDEI_DYN_IRQ 0
+#define SDEI_DYN_IRQ 0U
/* SDEI flags */
@@ -80,20 +75,20 @@
*
* See also the is_map_bound() macro.
*/
-#define SDEI_MAPF_DYNAMIC BIT(_SDEI_MAPF_DYNAMIC_SHIFT)
-#define SDEI_MAPF_BOUND BIT(_SDEI_MAPF_BOUND_SHIFT)
-#define SDEI_MAPF_EXPLICIT BIT(_SDEI_MAPF_EXPLICIT_SHIFT)
+#define SDEI_MAPF_DYNAMIC BIT(SDEI_MAPF_DYNAMIC_SHIFT_)
+#define SDEI_MAPF_BOUND BIT(SDEI_MAPF_BOUND_SHIFT_)
+#define SDEI_MAPF_EXPLICIT BIT(SDEI_MAPF_EXPLICIT_SHIFT_)
-#define SDEI_MAPF_SIGNALABLE BIT(_SDEI_MAPF_SIGNALABLE_SHIFT)
-#define SDEI_MAPF_PRIVATE BIT(_SDEI_MAPF_PRIVATE_SHIFT)
+#define SDEI_MAPF_SIGNALABLE BIT(SDEI_MAPF_SIGNALABLE_SHIFT_)
+#define SDEI_MAPF_PRIVATE BIT(SDEI_MAPF_PRIVATE_SHIFT_)
#define SDEI_MAPF_NORMAL 0
-#define SDEI_MAPF_CRITICAL BIT(_SDEI_MAPF_CRITICAL_SHIFT)
+#define SDEI_MAPF_CRITICAL BIT(SDEI_MAPF_CRITICAL_SHIFT_)
/* Indices of private and shared mappings */
-#define _SDEI_MAP_IDX_PRIV 0
-#define _SDEI_MAP_IDX_SHRD 1
-#define _SDEI_MAP_IDX_MAX 2
+#define SDEI_MAP_IDX_PRIV_ 0U
+#define SDEI_MAP_IDX_SHRD_ 1U
+#define SDEI_MAP_IDX_MAX_ 2U
/* The macros below are used to identify SDEI calls from the SMC function ID */
#define SDEI_FID_MASK U(0xffe0)
@@ -104,22 +99,22 @@
#define SDEI_EVENT_MAP(_event, _intr, _flags) \
{ \
- .ev_num = _event, \
- .intr = _intr, \
- .map_flags = _flags \
+ .ev_num = (_event), \
+ .intr = (_intr), \
+ .map_flags = (_flags) \
}
#define SDEI_SHARED_EVENT(_event, _intr, _flags) \
SDEI_EVENT_MAP(_event, _intr, _flags)
#define SDEI_PRIVATE_EVENT(_event, _intr, _flags) \
- SDEI_EVENT_MAP(_event, _intr, _flags | SDEI_MAPF_PRIVATE)
+ SDEI_EVENT_MAP(_event, _intr, (_flags) | SDEI_MAPF_PRIVATE)
#define SDEI_DEFINE_EVENT_0(_intr) \
- SDEI_PRIVATE_EVENT(SDEI_EVENT_0, _intr, SDEI_MAPF_SIGNALABLE)
+ SDEI_PRIVATE_EVENT(SDEI_EVENT_0, (_intr), SDEI_MAPF_SIGNALABLE)
#define SDEI_EXPLICIT_EVENT(_event, _pri) \
- SDEI_EVENT_MAP(_event, 0, _pri | SDEI_MAPF_EXPLICIT | SDEI_MAPF_PRIVATE)
+ SDEI_EVENT_MAP((_event), 0, (_pri) | SDEI_MAPF_EXPLICIT | SDEI_MAPF_PRIVATE)
/*
* Declare shared and private entries for each core. Also declare a global
@@ -133,12 +128,12 @@
[PLATFORM_CORE_COUNT * ARRAY_SIZE(_private)]; \
sdei_entry_t sdei_shared_event_table[ARRAY_SIZE(_shared)]; \
const sdei_mapping_t sdei_global_mappings[] = { \
- [_SDEI_MAP_IDX_PRIV] = { \
- .map = _private, \
+ [SDEI_MAP_IDX_PRIV_] = { \
+ .map = (_private), \
.num_maps = ARRAY_SIZE(_private) \
}, \
- [_SDEI_MAP_IDX_SHRD] = { \
- .map = _shared, \
+ [SDEI_MAP_IDX_SHRD_] = { \
+ .map = (_shared), \
.num_maps = ARRAY_SIZE(_shared) \
}, \
}
@@ -185,4 +180,4 @@ void sdei_init(void);
/* Public API to dispatch an event to Normal world */
int sdei_dispatch_event(int ev_num);
-#endif /* __SDEI_H__ */
+#endif /* SDEI_H */
diff --git a/lib/extensions/ras/ras_common.c b/lib/extensions/ras/ras_common.c
index 5a2b43c5..2e65eebb 100644
--- a/lib/extensions/ras/ras_common.c
+++ b/lib/extensions/ras/ras_common.c
@@ -11,6 +11,7 @@
#include <platform.h>
#include <ras.h>
#include <ras_arch.h>
+#include <stdbool.h>
#ifndef PLAT_RAS_PRI
# error Platform must define RAS priority value
@@ -20,15 +21,15 @@
int ras_ea_handler(unsigned int ea_reason, uint64_t syndrome, void *cookie,
void *handle, uint64_t flags)
{
- unsigned int i, n_handled = 0, ret;
- int probe_data;
+ unsigned int i, n_handled = 0;
+ int probe_data, ret;
struct err_record_info *info;
const struct err_handler_data err_data = {
.version = ERR_HANDLER_VERSION,
.ea_reason = ea_reason,
.interrupt = 0,
- .syndrome = syndrome,
+ .syndrome = (uint32_t) syndrome,
.flags = flags,
.cookie = cookie,
.handle = handle
@@ -39,7 +40,7 @@ int ras_ea_handler(unsigned int ea_reason, uint64_t syndrome, void *cookie,
assert(info->handler != NULL);
/* Continue probing until the record group signals no error */
- while (1) {
+ while (true) {
if (info->probe(info, &probe_data) == 0)
break;
@@ -52,20 +53,20 @@ int ras_ea_handler(unsigned int ea_reason, uint64_t syndrome, void *cookie,
}
}
- return (n_handled != 0);
+ return (n_handled != 0U) ? 1 : 0;
}
#if ENABLE_ASSERTIONS
static void assert_interrupts_sorted(void)
{
unsigned int i, last;
- struct ras_interrupt *start = ras_interrupt_mapping.intrs;
+ struct ras_interrupt *start = ras_interrupt_mappings.intrs;
- if (ras_interrupt_mapping.num_intrs == 0)
+ if (ras_interrupt_mappings.num_intrs == 0UL)
return;
last = start[0].intr_number;
- for (i = 1; i < ras_interrupt_mapping.num_intrs; i++) {
+ for (i = 1; i < ras_interrupt_mappings.num_intrs; i++) {
assert(start[i].intr_number > last);
last = start[i].intr_number;
}
@@ -79,7 +80,7 @@ static void assert_interrupts_sorted(void)
static int ras_interrupt_handler(uint32_t intr_raw, uint32_t flags,
void *handle, void *cookie)
{
- struct ras_interrupt *ras_inrs = ras_interrupt_mapping.intrs;
+ struct ras_interrupt *ras_inrs = ras_interrupt_mappings.intrs;
struct ras_interrupt *selected = NULL;
int start, end, mid, probe_data, ret __unused;
@@ -91,10 +92,10 @@ static int ras_interrupt_handler(uint32_t intr_raw, uint32_t flags,
.handle = handle
};
- assert(ras_interrupt_mapping.num_intrs > 0);
+ assert(ras_interrupt_mappings.num_intrs > 0UL);
start = 0;
- end = ras_interrupt_mapping.num_intrs;
+ end = (int) ras_interrupt_mappings.num_intrs;
while (start <= end) {
mid = ((end + start) / 2);
if (intr_raw == ras_inrs[mid].intr_number) {
@@ -114,14 +115,14 @@ static int ras_interrupt_handler(uint32_t intr_raw, uint32_t flags,
panic();
}
- if (selected->err_record->probe) {
+ if (selected->err_record->probe != NULL) {
ret = selected->err_record->probe(selected->err_record, &probe_data);
assert(ret != 0);
}
/* Call error handler for the record group */
assert(selected->err_record->handler != NULL);
- selected->err_record->handler(selected->err_record, probe_data,
+ (void) selected->err_record->handler(selected->err_record, probe_data,
&err_data);
return 0;
diff --git a/lib/extensions/ras/std_err_record.c b/lib/extensions/ras/std_err_record.c
index 65c007f9..209cb731 100644
--- a/lib/extensions/ras/std_err_record.c
+++ b/lib/extensions/ras/std_err_record.c
@@ -13,28 +13,29 @@
*/
int ser_probe_memmap(uintptr_t base, unsigned int size_num_k, int *probe_data)
{
- int num_records, num_group_regs, i;
+ unsigned int num_records, num_group_regs, i;
uint64_t gsr;
- assert(base != 0);
+ assert(base != 0UL);
/* Only 4K supported for now */
assert(size_num_k == STD_ERR_NODE_SIZE_NUM_K);
- num_records = (mmio_read_32(ERR_DEVID(base, size_num_k)) & ERR_DEVID_MASK);
+ num_records = (unsigned int)
+ (mmio_read_32(ERR_DEVID(base, size_num_k)) & ERR_DEVID_MASK);
/* A group register shows error status for 2^6 error records */
- num_group_regs = (num_records >> 6) + 1;
+ num_group_regs = (num_records >> 6U) + 1U;
/* Iterate through group registers to find a record in error */
for (i = 0; i < num_group_regs; i++) {
gsr = mmio_read_64(ERR_GSR(base, size_num_k, i));
- if (gsr == 0)
+ if (gsr == 0ULL)
continue;
/* Return the index of the record in error */
if (probe_data != NULL)
- *probe_data = ((i << 6) + __builtin_ctz(gsr));
+ *probe_data = (((int) (i << 6U)) + __builtin_ctzll(gsr));
return 1;
}
@@ -49,13 +50,14 @@ int ser_probe_memmap(uintptr_t base, unsigned int size_num_k, int *probe_data)
*/
int ser_probe_sysreg(unsigned int idx_start, unsigned int num_idx, int *probe_data)
{
- int i;
+ unsigned int i;
uint64_t status;
- unsigned int max_idx __unused = read_erridr_el1() & ERRIDR_MASK;
+ unsigned int max_idx __unused =
+ ((unsigned int) read_erridr_el1()) & ERRIDR_MASK;
assert(idx_start < max_idx);
- assert(check_u32_overflow(idx_start, num_idx) == 0);
- assert((idx_start + num_idx - 1) < max_idx);
+ assert(check_u32_overflow(idx_start, num_idx));
+ assert((idx_start + num_idx - 1U) < max_idx);
for (i = 0; i < num_idx; i++) {
/* Select the error record */
@@ -65,9 +67,9 @@ int ser_probe_sysreg(unsigned int idx_start, unsigned int num_idx, int *probe_da
status = read_erxstatus_el1();
/* Check for valid field in status */
- if (ERR_STATUS_GET_FIELD(status, V)) {
+ if (ERR_STATUS_GET_FIELD(status, V) != 0U) {
if (probe_data != NULL)
- *probe_data = i;
+ *probe_data = (int) i;
return 1;
}
}
diff --git a/plat/arm/common/arm_sip_svc.c b/plat/arm/common/arm_sip_svc.c
index bb5b5c6b..e450c6f9 100644
--- a/plat/arm/common/arm_sip_svc.c
+++ b/plat/arm/common/arm_sip_svc.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -64,9 +64,9 @@ static uintptr_t arm_sip_handler(unsigned int smc_fid,
/*
* Pointers used in execution state switch are all 32 bits wide
*/
- return arm_execution_state_switch(smc_fid, (uint32_t) x1,
- (uint32_t) x2, (uint32_t) x3, (uint32_t) x4,
- handle);
+ return (uintptr_t) arm_execution_state_switch(smc_fid,
+ (uint32_t) x1, (uint32_t) x2, (uint32_t) x3,
+ (uint32_t) x4, handle);
}
case ARM_SIP_SVC_CALL_COUNT:
diff --git a/plat/arm/common/execution_state_switch.c b/plat/arm/common/execution_state_switch.c
index 22d552ad..b12d82c1 100644
--- a/plat/arm/common/execution_state_switch.c
+++ b/plat/arm/common/execution_state_switch.c
@@ -11,6 +11,7 @@
#include <plat_arm.h>
#include <psci.h>
#include <smccc_helpers.h>
+#include <stdbool.h>
#include <string.h>
#include <utils.h>
@@ -39,7 +40,8 @@ int arm_execution_state_switch(unsigned int smc_fid,
{
/* Execution state can be switched only if EL3 is AArch64 */
#ifdef AARCH64
- int caller_64, from_el2, el, endianness, thumb = 0;
+ bool caller_64, thumb = false, from_el2;
+ unsigned int el, endianness;
u_register_t spsr, pc, scr, sctlr;
entry_point_info_t ep;
cpu_context_t *ctx = (cpu_context_t *) handle;
@@ -50,7 +52,7 @@ int arm_execution_state_switch(unsigned int smc_fid,
/*
* Disallow state switch if any of the secondaries have been brought up.
*/
- if (psci_secondaries_brought_up())
+ if (psci_secondaries_brought_up() != 0)
goto exec_denied;
spsr = read_ctx_reg(el3_ctx, CTX_SPSR_EL3);
@@ -61,20 +63,20 @@ int arm_execution_state_switch(unsigned int smc_fid,
* If the call originated from AArch64, expect 32-bit pointers when
* switching to AArch32.
*/
- if ((pc_hi != 0) || (cookie_hi != 0))
+ if ((pc_hi != 0U) || (cookie_hi != 0U))
goto invalid_param;
pc = pc_lo;
/* Instruction state when entering AArch32 */
- thumb = pc & 1;
+ thumb = (pc & 1U) != 0U;
} else {
/* Construct AArch64 PC */
pc = (((u_register_t) pc_hi) << 32) | pc_lo;
}
/* Make sure PC is 4-byte aligned, except for Thumb */
- if ((pc & 0x3) && !thumb)
+ if (((pc & 0x3U) != 0U) && !thumb)
goto invalid_param;
/*
@@ -95,7 +97,7 @@ int arm_execution_state_switch(unsigned int smc_fid,
* Disallow switching state if there's a Hypervisor in place;
* this request must be taken up with the Hypervisor instead.
*/
- if (scr & SCR_HCE_BIT)
+ if ((scr & SCR_HCE_BIT) != 0U)
goto exec_denied;
}
@@ -105,11 +107,11 @@ int arm_execution_state_switch(unsigned int smc_fid,
* directly.
*/
sctlr = from_el2 ? read_sctlr_el2() : read_sctlr_el1();
- endianness = !!(sctlr & SCTLR_EE_BIT);
+ endianness = ((sctlr & SCTLR_EE_BIT) != 0U) ? 1U : 0U;
/* Construct SPSR for the exception state we're about to switch to */
if (caller_64) {
- int impl;
+ unsigned long long impl;
/*
* Switching from AArch64 to AArch32. Ensure this CPU implements
@@ -121,7 +123,8 @@ int arm_execution_state_switch(unsigned int smc_fid,
/* Return to the equivalent AArch32 privilege level */
el = from_el2 ? MODE32_hyp : MODE32_svc;
- spsr = SPSR_MODE32(el, thumb ? SPSR_T_THUMB : SPSR_T_ARM,
+ spsr = SPSR_MODE32((u_register_t) el,
+ thumb ? SPSR_T_THUMB : SPSR_T_ARM,
endianness, DISABLE_ALL_EXCEPTIONS);
} else {
/*
@@ -130,7 +133,8 @@ int arm_execution_state_switch(unsigned int smc_fid,
* raised), it's safe to assume AArch64 is also implemented.
*/
el = from_el2 ? MODE_EL2 : MODE_EL1;
- spsr = SPSR_64(el, MODE_SP_ELX, DISABLE_ALL_EXCEPTIONS);
+ spsr = SPSR_64((u_register_t) el, MODE_SP_ELX,
+ DISABLE_ALL_EXCEPTIONS);
}
/*
@@ -143,10 +147,11 @@ int arm_execution_state_switch(unsigned int smc_fid,
*/
zeromem(&ep, sizeof(ep));
ep.pc = pc;
- ep.spsr = spsr;
+ ep.spsr = (uint32_t) spsr;
SET_PARAM_HEAD(&ep, PARAM_EP, VERSION_1,
- ((endianness ? EP_EE_BIG : EP_EE_LITTLE) | NON_SECURE |
- EP_ST_DISABLE));
+ ((unsigned int) ((endianness != 0U) ? EP_EE_BIG :
+ EP_EE_LITTLE)
+ | NON_SECURE | EP_ST_DISABLE));
/*
* Re-initialize the system register context, and exit EL3 as if for the
diff --git a/services/std_svc/sdei/sdei_event.c b/services/std_svc/sdei/sdei_event.c
index bf0e779d..ec69b9d2 100644
--- a/services/std_svc/sdei/sdei_event.c
+++ b/services/std_svc/sdei/sdei_event.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -21,7 +21,8 @@ sdei_entry_t *get_event_entry(sdei_ev_map_t *map)
{
const sdei_mapping_t *mapping;
sdei_entry_t *cpu_priv_base;
- unsigned int idx, base_idx;
+ unsigned int base_idx;
+ long int idx;
if (is_event_private(map)) {
/*
@@ -32,7 +33,7 @@ sdei_entry_t *get_event_entry(sdei_ev_map_t *map)
idx = MAP_OFF(map, mapping);
/* Base of private mappings for this CPU */
- base_idx = plat_my_core_pos() * mapping->num_maps;
+ base_idx = plat_my_core_pos() * ((unsigned int) mapping->num_maps);
cpu_priv_base = &sdei_private_event_table[base_idx];
/*
@@ -52,7 +53,7 @@ sdei_entry_t *get_event_entry(sdei_ev_map_t *map)
* Find event mapping for a given interrupt number: On success, returns pointer
* to the event mapping. On error, returns NULL.
*/
-sdei_ev_map_t *find_event_map_by_intr(int intr_num, int shared)
+sdei_ev_map_t *find_event_map_by_intr(unsigned int intr_num, bool shared)
{
const sdei_mapping_t *mapping;
sdei_ev_map_t *map;
diff --git a/services/std_svc/sdei/sdei_intr_mgmt.c b/services/std_svc/sdei/sdei_intr_mgmt.c
index a37188ac..e834a2b9 100644
--- a/services/std_svc/sdei/sdei_intr_mgmt.c
+++ b/services/std_svc/sdei/sdei_intr_mgmt.c
@@ -16,17 +16,14 @@
#include <string.h>
#include "sdei_private.h"
-#define PE_MASKED 1
-#define PE_NOT_MASKED 0
-
/* x0-x17 GPREGS context */
-#define SDEI_SAVED_GPREGS 18
+#define SDEI_SAVED_GPREGS 18U
/* Maximum preemption nesting levels: Critical priority and Normal priority */
-#define MAX_EVENT_NESTING 2
+#define MAX_EVENT_NESTING 2U
/* Per-CPU SDEI state access macro */
-#define sdei_get_this_pe_state() (&sdei_cpu_state[plat_my_core_pos()])
+#define sdei_get_this_pe_state() (&cpu_state[plat_my_core_pos()])
/* Structure to store information about an outstanding dispatch */
typedef struct sdei_dispatch_context {
@@ -48,31 +45,33 @@ typedef struct sdei_dispatch_context {
typedef struct sdei_cpu_state {
sdei_dispatch_context_t dispatch_stack[MAX_EVENT_NESTING];
unsigned short stack_top; /* Empty ascending */
- unsigned int pe_masked:1;
- unsigned int pending_enables:1;
+ bool pe_masked;
+ bool pending_enables;
} sdei_cpu_state_t;
/* SDEI states for all cores in the system */
-static sdei_cpu_state_t sdei_cpu_state[PLATFORM_CORE_COUNT];
+static sdei_cpu_state_t cpu_state[PLATFORM_CORE_COUNT];
-unsigned int sdei_pe_mask(void)
+int64_t sdei_pe_mask(void)
{
- unsigned int ret;
+ int64_t ret = 0;
sdei_cpu_state_t *state = sdei_get_this_pe_state();
/*
* Return value indicates whether this call had any effect in the mask
* status of this PE.
*/
- ret = (state->pe_masked ^ PE_MASKED);
- state->pe_masked = PE_MASKED;
+ if (!state->pe_masked) {
+ state->pe_masked = true;
+ ret = 1;
+ }
return ret;
}
void sdei_pe_unmask(void)
{
- int i;
+ unsigned int i;
sdei_ev_map_t *map;
sdei_entry_t *se;
sdei_cpu_state_t *state = sdei_get_this_pe_state();
@@ -95,8 +94,7 @@ void sdei_pe_unmask(void)
se = get_event_entry(map);
sdei_map_lock(map);
- if (is_map_bound(map) &&
- GET_EV_STATE(se, ENABLED) &&
+ if (is_map_bound(map) && GET_EV_STATE(se, ENABLED) &&
(se->reg_flags == SDEI_REGF_RM_PE) &&
(se->affinity == my_mpidr)) {
plat_ic_enable_interrupt(map->intr);
@@ -105,8 +103,8 @@ void sdei_pe_unmask(void)
}
}
- state->pending_enables = 0;
- state->pe_masked = PE_NOT_MASKED;
+ state->pending_enables = false;
+ state->pe_masked = false;
}
/* Push a dispatch context to the dispatch stack */
@@ -129,7 +127,7 @@ static sdei_dispatch_context_t *pop_dispatch(void)
{
sdei_cpu_state_t *state = sdei_get_this_pe_state();
- if (state->stack_top == 0)
+ if (state->stack_top == 0U)
return NULL;
assert(state->stack_top <= MAX_EVENT_NESTING);
@@ -144,27 +142,27 @@ static sdei_dispatch_context_t *get_outstanding_dispatch(void)
{
sdei_cpu_state_t *state = sdei_get_this_pe_state();
- if (state->stack_top == 0)
+ if (state->stack_top == 0U)
return NULL;
assert(state->stack_top <= MAX_EVENT_NESTING);
- return &state->dispatch_stack[state->stack_top - 1];
+ return &state->dispatch_stack[state->stack_top - 1U];
}
static sdei_dispatch_context_t *save_event_ctx(sdei_ev_map_t *map,
void *tgt_ctx)
{
sdei_dispatch_context_t *disp_ctx;
- gp_regs_t *tgt_gpregs;
- el3_state_t *tgt_el3;
+ const gp_regs_t *tgt_gpregs;
+ const el3_state_t *tgt_el3;
- assert(tgt_ctx);
+ assert(tgt_ctx != NULL);
tgt_gpregs = get_gpregs_ctx(tgt_ctx);
tgt_el3 = get_el3state_ctx(tgt_ctx);
disp_ctx = push_dispatch();
- assert(disp_ctx);
+ assert(disp_ctx != NULL);
disp_ctx->map = map;
/* Save general purpose and exception registers */
@@ -175,12 +173,12 @@ static sdei_dispatch_context_t *save_event_ctx(sdei_ev_map_t *map,
return disp_ctx;
}
-static void restore_event_ctx(sdei_dispatch_context_t *disp_ctx, void *tgt_ctx)
+static void restore_event_ctx(const sdei_dispatch_context_t *disp_ctx, void *tgt_ctx)
{
gp_regs_t *tgt_gpregs;
el3_state_t *tgt_el3;
- assert(tgt_ctx);
+ assert(tgt_ctx != NULL);
tgt_gpregs = get_gpregs_ctx(tgt_ctx);
tgt_el3 = get_el3state_ctx(tgt_ctx);
@@ -226,7 +224,7 @@ static cpu_context_t *restore_and_resume_ns_context(void)
cm_set_next_eret_context(NON_SECURE);
ns_ctx = cm_get_context(NON_SECURE);
- assert(ns_ctx);
+ assert(ns_ctx != NULL);
return ns_ctx;
}
@@ -251,7 +249,7 @@ static void setup_ns_dispatch(sdei_ev_map_t *map, sdei_entry_t *se,
* - x2: Interrupted PC
* - x3: Interrupted SPSR
*/
- SMC_SET_GP(ctx, CTX_GPREG_X0, map->ev_num);
+ SMC_SET_GP(ctx, CTX_GPREG_X0, (uint64_t) map->ev_num);
SMC_SET_GP(ctx, CTX_GPREG_X1, se->arg);
SMC_SET_GP(ctx, CTX_GPREG_X2, disp_ctx->elr_el3);
SMC_SET_GP(ctx, CTX_GPREG_X3, disp_ctx->spsr_el3);
@@ -286,7 +284,7 @@ static void handle_masked_trigger(sdei_ev_map_t *map, sdei_entry_t *se,
sdei_cpu_state_t *state, unsigned int intr_raw)
{
uint64_t my_mpidr __unused = (read_mpidr_el1() & MPIDR_AFFINITY_MASK);
- int disable = 0;
+ bool disable = false;
/* Nothing to do for event 0 */
if (map->ev_num == SDEI_EVENT_0)
@@ -297,18 +295,17 @@ static void handle_masked_trigger(sdei_ev_map_t *map, sdei_entry_t *se,
* this CPU, we disable interrupt, leave the interrupt pending, and do
* EOI.
*/
- if (is_event_private(map)) {
- disable = 1;
- } else if (se->reg_flags == SDEI_REGF_RM_PE) {
+ if (is_event_private(map) || (se->reg_flags == SDEI_REGF_RM_PE))
+ disable = true;
+
+ if (se->reg_flags == SDEI_REGF_RM_PE)
assert(se->affinity == my_mpidr);
- disable = 1;
- }
if (disable) {
plat_ic_disable_interrupt(map->intr);
plat_ic_set_interrupt_pending(map->intr);
plat_ic_end_of_interrupt(intr_raw);
- state->pending_enables = 1;
+ state->pending_enables = true;
return;
}
@@ -321,7 +318,7 @@ static void handle_masked_trigger(sdei_ev_map_t *map, sdei_entry_t *se,
* Therefore, we set the interrupt back pending so as to give other
* suitable PEs a chance of handling it.
*/
- assert(plat_ic_is_spi(map->intr));
+ assert(plat_ic_is_spi(map->intr) != 0);
plat_ic_set_interrupt_pending(map->intr);
/*
@@ -344,11 +341,12 @@ int sdei_intr_handler(uint32_t intr_raw, uint32_t flags, void *handle,
sdei_entry_t *se;
cpu_context_t *ctx;
sdei_ev_map_t *map;
- sdei_dispatch_context_t *disp_ctx;
+ const sdei_dispatch_context_t *disp_ctx;
unsigned int sec_state;
sdei_cpu_state_t *state;
uint32_t intr;
struct jmpbuf dispatch_jmp;
+ const uint64_t mpidr = read_mpidr_el1();
/*
* To handle an event, the following conditions must be true:
@@ -374,8 +372,8 @@ int sdei_intr_handler(uint32_t intr_raw, uint32_t flags, void *handle,
* this interrupt
*/
intr = plat_ic_get_interrupt_id(intr_raw);
- map = find_event_map_by_intr(intr, plat_ic_is_spi(intr));
- if (!map) {
+ map = find_event_map_by_intr(intr, (plat_ic_is_spi(intr) != 0));
+ if (map == NULL) {
ERROR("No SDEI map for interrupt %u\n", intr);
panic();
}
@@ -389,13 +387,13 @@ int sdei_intr_handler(uint32_t intr_raw, uint32_t flags, void *handle,
se = get_event_entry(map);
state = sdei_get_this_pe_state();
- if (state->pe_masked == PE_MASKED) {
+ if (state->pe_masked) {
/*
* Interrupts received while this PE was masked can't be
* dispatched.
*/
- SDEI_LOG("interrupt %u on %lx while PE masked\n", map->intr,
- read_mpidr_el1());
+ SDEI_LOG("interrupt %u on %llx while PE masked\n", map->intr,
+ mpidr);
if (is_event_shared(map))
sdei_map_lock(map);
@@ -416,8 +414,7 @@ int sdei_intr_handler(uint32_t intr_raw, uint32_t flags, void *handle,
/* Assert shared event routed to this PE had been configured so */
if (is_event_shared(map) && (se->reg_flags == SDEI_REGF_RM_PE)) {
- assert(se->affinity ==
- (read_mpidr_el1() & MPIDR_AFFINITY_MASK));
+ assert(se->affinity == (mpidr & MPIDR_AFFINITY_MASK));
}
if (!can_sdei_state_trans(se, DO_DISPATCH)) {
@@ -451,7 +448,7 @@ int sdei_intr_handler(uint32_t intr_raw, uint32_t flags, void *handle,
* dispatch, assert the latter is a Normal dispatch. Critical
* events can preempt an outstanding Normal event dispatch.
*/
- if (disp_ctx)
+ if (disp_ctx != NULL)
assert(is_event_normal(disp_ctx->map));
} else {
/*
@@ -467,9 +464,8 @@ int sdei_intr_handler(uint32_t intr_raw, uint32_t flags, void *handle,
if (is_event_shared(map))
sdei_map_unlock(map);
- SDEI_LOG("ACK %lx, ev:%d ss:%d spsr:%lx ELR:%lx\n", read_mpidr_el1(),
- map->ev_num, sec_state, read_spsr_el3(),
- read_elr_el3());
+ SDEI_LOG("ACK %llx, ev:%d ss:%d spsr:%lx ELR:%lx\n", mpidr, map->ev_num,
+ sec_state, read_spsr_el3(), read_elr_el3());
ctx = handle;
@@ -497,7 +493,7 @@ int sdei_intr_handler(uint32_t intr_raw, uint32_t flags, void *handle,
* Non-secure context was fully saved before dispatch, and has been
* returned to its pre-dispatch state.
*/
- if ((sec_state == SECURE) && (ehf_is_ns_preemption_allowed() == 0))
+ if ((sec_state == SECURE) && (ehf_is_ns_preemption_allowed() == 0U))
restore_and_resume_secure_context();
/*
@@ -511,9 +507,6 @@ int sdei_intr_handler(uint32_t intr_raw, uint32_t flags, void *handle,
}
plat_ic_end_of_interrupt(intr_raw);
- if (is_event_shared(map))
- sdei_map_unlock(map);
-
return 0;
}
@@ -539,7 +532,7 @@ int sdei_dispatch_event(int ev_num)
/* Can't dispatch if events are masked on this PE */
state = sdei_get_this_pe_state();
- if (state->pe_masked == PE_MASKED)
+ if (state->pe_masked)
return -1;
/* Event 0 can't be dispatched */
@@ -548,7 +541,7 @@ int sdei_dispatch_event(int ev_num)
/* Locate mapping corresponding to this event */
map = find_event_map(ev_num);
- if (!map)
+ if (map == NULL)
return -1;
/* Only explicit events can be dispatched */
@@ -557,7 +550,7 @@ int sdei_dispatch_event(int ev_num)
/* Examine state of dispatch stack */
disp_ctx = get_outstanding_dispatch();
- if (disp_ctx) {
+ if (disp_ctx != NULL) {
/*
* There's an outstanding dispatch. If the outstanding dispatch
* is critical, no more dispatches are possible.
@@ -606,7 +599,7 @@ static void end_sdei_synchronous_dispatch(struct jmpbuf *buffer)
longjmp(buffer);
}
-int sdei_event_complete(int resume, uint64_t pc)
+int sdei_event_complete(bool resume, uint64_t pc)
{
sdei_dispatch_context_t *disp_ctx;
sdei_entry_t *se;
@@ -617,7 +610,7 @@ int sdei_event_complete(int resume, uint64_t pc)
/* Return error if called without an active event */
disp_ctx = get_outstanding_dispatch();
- if (!disp_ctx)
+ if (disp_ctx == NULL)
return SDEI_EDENY;
/* Validate resumption point */
@@ -625,9 +618,12 @@ int sdei_event_complete(int resume, uint64_t pc)
return SDEI_EDENY;
map = disp_ctx->map;
- assert(map);
+ assert(map != NULL);
se = get_event_entry(map);
+ if (is_event_shared(map))
+ sdei_map_lock(map);
+
act = resume ? DO_COMPLETE_RESUME : DO_COMPLETE;
if (!can_sdei_state_trans(se, act)) {
if (is_event_shared(map))
@@ -635,15 +631,15 @@ int sdei_event_complete(int resume, uint64_t pc)
return SDEI_EDENY;
}
+ if (is_event_shared(map))
+ sdei_map_unlock(map);
+
/* Having done sanity checks, pop dispatch */
- pop_dispatch();
+ (void) pop_dispatch();
SDEI_LOG("EOI:%lx, %d spsr:%lx elr:%lx\n", read_mpidr_el1(),
map->ev_num, read_spsr_el3(), read_elr_el3());
- if (is_event_shared(map))
- sdei_map_lock(map);
-
/*
* Restore Non-secure to how it was originally interrupted. Once done,
* it's up-to-date with the saved copy.
@@ -684,7 +680,7 @@ int sdei_event_complete(int resume, uint64_t pc)
return 0;
}
-int sdei_event_context(void *handle, unsigned int param)
+int64_t sdei_event_context(void *handle, unsigned int param)
{
sdei_dispatch_context_t *disp_ctx;
@@ -693,10 +689,10 @@ int sdei_event_context(void *handle, unsigned int param)
/* Get outstanding dispatch on this CPU */
disp_ctx = get_outstanding_dispatch();
- if (!disp_ctx)
+ if (disp_ctx == NULL)
return SDEI_EDENY;
- assert(disp_ctx->map);
+ assert(disp_ctx->map != NULL);
if (!can_sdei_state_trans(get_event_entry(disp_ctx->map), DO_CONTEXT))
return SDEI_EDENY;
@@ -706,5 +702,5 @@ int sdei_event_context(void *handle, unsigned int param)
* which can complete the event
*/
- return disp_ctx->x[param];
+ return (int64_t) disp_ctx->x[param];
}
diff --git a/services/std_svc/sdei/sdei_main.c b/services/std_svc/sdei/sdei_main.c
index 28afc1d4..9b78d7fb 100644
--- a/services/std_svc/sdei/sdei_main.c
+++ b/services/std_svc/sdei/sdei_main.c
@@ -22,14 +22,12 @@
#include <utils.h>
#include "sdei_private.h"
-#define MAJOR_VERSION 1
-#define MINOR_VERSION 0
-#define VENDOR_VERSION 0
+#define MAJOR_VERSION 1ULL
+#define MINOR_VERSION 0ULL
+#define VENDOR_VERSION 0ULL
#define MAKE_SDEI_VERSION(_major, _minor, _vendor) \
- ((((unsigned long long)(_major)) << 48) | \
- (((unsigned long long)(_minor)) << 32) | \
- (_vendor))
+ ((((_major)) << 48ULL) | (((_minor)) << 32ULL) | (_vendor))
#define LOWEST_INTR_PRIORITY 0xff
@@ -47,7 +45,7 @@ static void init_map(sdei_ev_map_t *map)
}
/* Convert mapping to SDEI class */
-sdei_class_t map_to_class(sdei_ev_map_t *map)
+static sdei_class_t map_to_class(sdei_ev_map_t *map)
{
return is_event_critical(map) ? SDEI_CRITICAL : SDEI_NORMAL;
}
@@ -64,7 +62,7 @@ static void clear_event_entries(sdei_entry_t *se)
/* Perform CPU-specific state initialisation */
static void *sdei_cpu_on_init(const void *arg)
{
- int i;
+ unsigned int i;
sdei_ev_map_t *map;
sdei_entry_t *se;
@@ -78,15 +76,16 @@ static void *sdei_cpu_on_init(const void *arg)
SDEI_LOG("Private events initialized on %lx\n", read_mpidr_el1());
/* All PEs start with SDEI events masked */
- sdei_pe_mask();
+ (void) sdei_pe_mask();
- return 0;
+ return NULL;
}
/* Initialise an SDEI class */
-void sdei_class_init(sdei_class_t class)
+static void sdei_class_init(sdei_class_t class)
{
- unsigned int i, zero_found __unused = 0;
+ unsigned int i;
+ bool zero_found __unused = false;
int ev_num_so_far __unused;
sdei_ev_map_t *map;
@@ -126,7 +125,7 @@ void sdei_class_init(sdei_class_t class)
num_dyn_shrd_slots++;
} else {
/* Shared mappings must be bound to shared interrupt */
- assert(plat_ic_is_spi(map->intr));
+ assert(plat_ic_is_spi(map->intr) != 0);
set_map_bound(map);
}
@@ -143,7 +142,7 @@ void sdei_class_init(sdei_class_t class)
ev_num_so_far = map->ev_num;
if (map->ev_num == SDEI_EVENT_0) {
- zero_found = 1;
+ zero_found = true;
/* Event 0 must be a Secure SGI */
assert(is_secure_sgi(map->intr));
@@ -197,7 +196,7 @@ void sdei_class_init(sdei_class_t class)
* Private mappings must be bound to private
* interrupt.
*/
- assert(plat_ic_is_ppi(map->intr));
+ assert(plat_ic_is_ppi((unsigned) map->intr) != 0);
set_map_bound(map);
}
}
@@ -208,7 +207,7 @@ void sdei_class_init(sdei_class_t class)
/* Ensure event 0 is in the mapping */
assert(zero_found);
- sdei_cpu_on_init(NULL);
+ (void) sdei_cpu_on_init(NULL);
}
/* SDEI dispatcher initialisation */
@@ -236,7 +235,7 @@ static void set_sdei_entry(sdei_entry_t *se, uint64_t ep, uint64_t arg,
se->reg_flags = flags;
}
-static unsigned long long sdei_version(void)
+static uint64_t sdei_version(void)
{
return MAKE_SDEI_VERSION(MAJOR_VERSION, MINOR_VERSION, VENDOR_VERSION);
}
@@ -263,17 +262,18 @@ static int validate_flags(uint64_t flags, uint64_t mpidr)
/* Set routing of an SDEI event */
static int sdei_event_routing_set(int ev_num, uint64_t flags, uint64_t mpidr)
{
- int ret, routing;
+ int ret;
+ unsigned int routing;
sdei_ev_map_t *map;
sdei_entry_t *se;
ret = validate_flags(flags, mpidr);
- if (ret)
+ if (ret != 0)
return ret;
/* Check if valid event number */
map = find_event_map(ev_num);
- if (!map)
+ if (map == NULL)
return SDEI_EINVAL;
/* The event must not be private */
@@ -295,11 +295,11 @@ static int sdei_event_routing_set(int ev_num, uint64_t flags, uint64_t mpidr)
}
/* Choose appropriate routing */
- routing = (flags == SDEI_REGF_RM_ANY) ? INTR_ROUTING_MODE_ANY :
- INTR_ROUTING_MODE_PE;
+ routing = (unsigned int) ((flags == SDEI_REGF_RM_ANY) ?
+ INTR_ROUTING_MODE_ANY : INTR_ROUTING_MODE_PE);
/* Update event registration flag */
- se->reg_flags = flags;
+ se->reg_flags = (unsigned int) flags;
/*
* ROUTING_SET is permissible only when event composite state is
@@ -315,24 +315,27 @@ finish:
}
/* Register handler and argument for an SDEI event */
-static int sdei_event_register(int ev_num, uint64_t ep, uint64_t arg,
+static int64_t sdei_event_register(int ev_num, uint64_t ep, uint64_t arg,
uint64_t flags, uint64_t mpidr)
{
int ret;
+ unsigned int routing;
sdei_entry_t *se;
sdei_ev_map_t *map;
sdei_state_t backup_state;
- if (!ep || (plat_sdei_validate_entry_point(ep, sdei_client_el()) != 0))
+ if ((ep == 0U) || (plat_sdei_validate_entry_point(
+ ep, sdei_client_el()) != 0)) {
return SDEI_EINVAL;
+ }
ret = validate_flags(flags, mpidr);
- if (ret)
+ if (ret != 0)
return ret;
/* Check if valid event number */
map = find_event_map(ev_num);
- if (!map)
+ if (map == NULL)
return SDEI_EINVAL;
/* Private events always target the PE */
@@ -371,7 +374,7 @@ static int sdei_event_register(int ev_num, uint64_t ep, uint64_t arg,
if (is_map_bound(map)) {
/* Meanwhile, did any PE ACK the interrupt? */
- if (plat_ic_get_interrupt_active(map->intr))
+ if (plat_ic_get_interrupt_active(map->intr) != 0U)
goto fallback;
/* The interrupt must currently owned by Non-secure */
@@ -404,16 +407,15 @@ static int sdei_event_register(int ev_num, uint64_t ep, uint64_t arg,
* already ensure that shared events get bound to SPIs.
*/
if (is_event_shared(map)) {
- plat_ic_set_spi_routing(map->intr,
- ((flags == SDEI_REGF_RM_ANY) ?
- INTR_ROUTING_MODE_ANY :
- INTR_ROUTING_MODE_PE),
+ routing = (unsigned int) ((flags == SDEI_REGF_RM_ANY) ?
+ INTR_ROUTING_MODE_ANY : INTR_ROUTING_MODE_PE);
+ plat_ic_set_spi_routing(map->intr, routing,
(u_register_t) mpidr);
}
}
/* Populate event entries */
- set_sdei_entry(se, ep, arg, flags, mpidr);
+ set_sdei_entry(se, ep, arg, (unsigned int) flags, mpidr);
/* Increment register count */
map->reg_count++;
@@ -432,15 +434,16 @@ fallback:
}
/* Enable SDEI event */
-static int sdei_event_enable(int ev_num)
+static int64_t sdei_event_enable(int ev_num)
{
sdei_ev_map_t *map;
sdei_entry_t *se;
- int ret, before, after;
+ int ret;
+ bool before, after;
/* Check if valid event number */
map = find_event_map(ev_num);
- if (!map)
+ if (map == NULL)
return SDEI_EINVAL;
se = get_event_entry(map);
@@ -475,11 +478,12 @@ static int sdei_event_disable(int ev_num)
{
sdei_ev_map_t *map;
sdei_entry_t *se;
- int ret, before, after;
+ int ret;
+ bool before, after;
/* Check if valid event number */
map = find_event_map(ev_num);
- if (!map)
+ if (map == NULL)
return SDEI_EINVAL;
se = get_event_entry(map);
@@ -510,17 +514,18 @@ finish:
}
/* Query SDEI event information */
-static uint64_t sdei_event_get_info(int ev_num, int info)
+static int64_t sdei_event_get_info(int ev_num, int info)
{
sdei_entry_t *se;
sdei_ev_map_t *map;
- unsigned int flags, registered;
+ uint64_t flags;
+ bool registered;
uint64_t affinity;
/* Check if valid event number */
map = find_event_map(ev_num);
- if (!map)
+ if (map == NULL)
return SDEI_EINVAL;
se = get_event_entry(map);
@@ -576,7 +581,7 @@ static int sdei_event_unregister(int ev_num)
/* Check if valid event number */
map = find_event_map(ev_num);
- if (!map)
+ if (map == NULL)
return SDEI_EINVAL;
se = get_event_entry(map);
@@ -648,7 +653,7 @@ static int sdei_event_status(int ev_num)
/* Check if valid event number */
map = find_event_map(ev_num);
- if (!map)
+ if (map == NULL)
return SDEI_EINVAL;
se = get_event_entry(map);
@@ -662,27 +667,27 @@ static int sdei_event_status(int ev_num)
if (is_event_shared(map))
sdei_map_unlock(map);
- return state;
+ return (int) state;
}
/* Bind an SDEI event to an interrupt */
-static int sdei_interrupt_bind(int intr_num)
+static int sdei_interrupt_bind(unsigned int intr_num)
{
sdei_ev_map_t *map;
- int retry = 1, shared_mapping;
+ bool retry = true, shared_mapping;
/* SGIs are not allowed to be bound */
- if (plat_ic_is_sgi(intr_num))
+ if (plat_ic_is_sgi(intr_num) != 0)
return SDEI_EINVAL;
- shared_mapping = plat_ic_is_spi(intr_num);
+ shared_mapping = (plat_ic_is_spi(intr_num) != 0);
do {
/*
* Bail out if there is already an event for this interrupt,
* either platform-defined or dynamic.
*/
map = find_event_map_by_intr(intr_num, shared_mapping);
- if (map) {
+ if (map != NULL) {
if (is_map_dynamic(map)) {
if (is_map_bound(map)) {
/*
@@ -703,7 +708,7 @@ static int sdei_interrupt_bind(int intr_num)
* SDEI_DYN_IRQ.
*/
map = find_event_map_by_intr(SDEI_DYN_IRQ, shared_mapping);
- if (!map)
+ if (map == NULL)
return SDEI_ENOMEM;
/* The returned mapping must be dynamic */
@@ -727,7 +732,7 @@ static int sdei_interrupt_bind(int intr_num)
if (!is_map_bound(map)) {
map->intr = intr_num;
set_map_bound(map);
- retry = 0;
+ retry = false;
}
sdei_map_unlock(map);
} while (retry);
@@ -744,7 +749,7 @@ static int sdei_interrupt_release(int ev_num)
/* Check if valid event number */
map = find_event_map(ev_num);
- if (!map)
+ if (map == NULL)
return SDEI_EINVAL;
if (!is_map_dynamic(map))
@@ -774,7 +779,7 @@ static int sdei_interrupt_release(int ev_num)
* Deny release if the interrupt is active, which means it's
* probably being acknowledged and handled elsewhere.
*/
- if (plat_ic_get_interrupt_active(map->intr)) {
+ if (plat_ic_get_interrupt_active(map->intr) != 0U) {
ret = SDEI_EDENY;
goto finish;
}
@@ -802,7 +807,8 @@ finish:
static int sdei_private_reset(void)
{
sdei_ev_map_t *map;
- int ret = 0, final_ret = 0, i;
+ int ret = 0, final_ret = 0;
+ unsigned int i;
/* Unregister all private events */
for_each_private_map(i, map) {
@@ -824,7 +830,8 @@ static int sdei_shared_reset(void)
{
const sdei_mapping_t *mapping;
sdei_ev_map_t *map;
- int ret = 0, final_ret = 0, i, j;
+ int ret = 0, final_ret = 0;
+ unsigned int i, j;
/* Unregister all shared events */
for_each_shared_map(i, map) {
@@ -867,17 +874,17 @@ static int sdei_shared_reset(void)
}
/* Send a signal to another SDEI client PE */
-int sdei_signal(int event, uint64_t target_pe)
+static int sdei_signal(int ev_num, uint64_t target_pe)
{
sdei_ev_map_t *map;
/* Only event 0 can be signalled */
- if (event != SDEI_EVENT_0)
+ if (ev_num != SDEI_EVENT_0)
return SDEI_EINVAL;
/* Find mapping for event 0 */
map = find_event_map(SDEI_EVENT_0);
- if (!map)
+ if (map == NULL)
return SDEI_EINVAL;
/* The event must be signalable */
@@ -889,20 +896,20 @@ int sdei_signal(int event, uint64_t target_pe)
return SDEI_EINVAL;
/* Raise SGI. Platform will validate target_pe */
- plat_ic_raise_el3_sgi(map->intr, (u_register_t) target_pe);
+ plat_ic_raise_el3_sgi((int) map->intr, (u_register_t) target_pe);
return 0;
}
/* Query SDEI dispatcher features */
-uint64_t sdei_features(unsigned int feature)
+static uint64_t sdei_features(unsigned int feature)
{
if (feature == SDEI_FEATURE_BIND_SLOTS) {
return FEATURE_BIND_SLOTS(num_dyn_priv_slots,
num_dyn_shrd_slots);
}
- return SDEI_EINVAL;
+ return (uint64_t) SDEI_EINVAL;
}
/* SDEI top level handler for servicing SMCs */
@@ -917,56 +924,59 @@ uint64_t sdei_smc_handler(uint32_t smc_fid,
{
uint64_t x5;
- int ss = get_interrupt_src_ss(flags);
+ unsigned int ss = (unsigned int) get_interrupt_src_ss(flags);
int64_t ret;
- unsigned int resume = 0;
+ bool resume = false;
+ cpu_context_t *ctx = handle;
+ int ev_num = (int) x1;
if (ss != NON_SECURE)
- SMC_RET1(handle, SMC_UNK);
+ SMC_RET1(ctx, SMC_UNK);
/* Verify the caller EL */
if (GET_EL(read_spsr_el3()) != sdei_client_el())
- SMC_RET1(handle, SMC_UNK);
+ SMC_RET1(ctx, SMC_UNK);
switch (smc_fid) {
case SDEI_VERSION:
SDEI_LOG("> VER\n");
- ret = sdei_version();
+ ret = (int64_t) sdei_version();
SDEI_LOG("< VER:%llx\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_EVENT_REGISTER:
- x5 = SMC_GET_GP(handle, CTX_GPREG_X5);
- SDEI_LOG("> REG(n:%d e:%llx a:%llx f:%x m:%llx)\n", (int) x1,
+ x5 = SMC_GET_GP(ctx, CTX_GPREG_X5);
+ SDEI_LOG("> REG(n:%d e:%llx a:%llx f:%x m:%llx)\n", ev_num,
x2, x3, (int) x4, x5);
- ret = sdei_event_register(x1, x2, x3, x4, x5);
+ ret = sdei_event_register(ev_num, x2, x3, x4, x5);
SDEI_LOG("< REG:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_EVENT_ENABLE:
SDEI_LOG("> ENABLE(n:%d)\n", (int) x1);
- ret = sdei_event_enable(x1);
+ ret = sdei_event_enable(ev_num);
SDEI_LOG("< ENABLE:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_EVENT_DISABLE:
- SDEI_LOG("> DISABLE(n:%d)\n", (int) x1);
- ret = sdei_event_disable(x1);
+ SDEI_LOG("> DISABLE(n:%d)\n", ev_num);
+ ret = sdei_event_disable(ev_num);
SDEI_LOG("< DISABLE:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_EVENT_CONTEXT:
SDEI_LOG("> CTX(p:%d):%lx\n", (int) x1, read_mpidr_el1());
- ret = sdei_event_context(handle, x1);
+ ret = sdei_event_context(ctx, (unsigned int) x1);
SDEI_LOG("< CTX:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_EVENT_COMPLETE_AND_RESUME:
- resume = 1;
+ resume = true;
+ /* Fallthrough */
case SDEI_EVENT_COMPLETE:
- SDEI_LOG("> COMPLETE(r:%d sta/ep:%llx):%lx\n", resume, x1,
- read_mpidr_el1());
+ SDEI_LOG("> COMPLETE(r:%u sta/ep:%llx):%lx\n",
+ (unsigned int) resume, x1, read_mpidr_el1());
ret = sdei_event_complete(resume, x1);
SDEI_LOG("< COMPLETE:%llx\n", ret);
@@ -977,82 +987,82 @@ uint64_t sdei_smc_handler(uint32_t smc_fid,
* shouldn't be modified. We don't return to the caller in this
* case anyway.
*/
- if (ret)
- SMC_RET1(handle, ret);
+ if (ret != 0)
+ SMC_RET1(ctx, ret);
- SMC_RET0(handle);
+ SMC_RET0(ctx);
case SDEI_EVENT_STATUS:
- SDEI_LOG("> STAT(n:%d)\n", (int) x1);
- ret = sdei_event_status(x1);
+ SDEI_LOG("> STAT(n:%d)\n", ev_num);
+ ret = sdei_event_status(ev_num);
SDEI_LOG("< STAT:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_EVENT_GET_INFO:
- SDEI_LOG("> INFO(n:%d, %d)\n", (int) x1, (int) x2);
- ret = sdei_event_get_info(x1, x2);
+ SDEI_LOG("> INFO(n:%d, %d)\n", ev_num, (int) x2);
+ ret = sdei_event_get_info(ev_num, (int) x2);
SDEI_LOG("< INFO:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_EVENT_UNREGISTER:
- SDEI_LOG("> UNREG(n:%d)\n", (int) x1);
- ret = sdei_event_unregister(x1);
+ SDEI_LOG("> UNREG(n:%d)\n", ev_num);
+ ret = sdei_event_unregister(ev_num);
SDEI_LOG("< UNREG:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_PE_UNMASK:
SDEI_LOG("> UNMASK:%lx\n", read_mpidr_el1());
sdei_pe_unmask();
SDEI_LOG("< UNMASK:%d\n", 0);
- SMC_RET1(handle, 0);
+ SMC_RET1(ctx, 0);
case SDEI_PE_MASK:
SDEI_LOG("> MASK:%lx\n", read_mpidr_el1());
ret = sdei_pe_mask();
SDEI_LOG("< MASK:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_INTERRUPT_BIND:
SDEI_LOG("> BIND(%d)\n", (int) x1);
- ret = sdei_interrupt_bind(x1);
+ ret = sdei_interrupt_bind((unsigned int) x1);
SDEI_LOG("< BIND:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_INTERRUPT_RELEASE:
- SDEI_LOG("> REL(%d)\n", (int) x1);
- ret = sdei_interrupt_release(x1);
+ SDEI_LOG("> REL(%d)\n", ev_num);
+ ret = sdei_interrupt_release(ev_num);
SDEI_LOG("< REL:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_SHARED_RESET:
SDEI_LOG("> S_RESET():%lx\n", read_mpidr_el1());
ret = sdei_shared_reset();
SDEI_LOG("< S_RESET:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_PRIVATE_RESET:
SDEI_LOG("> P_RESET():%lx\n", read_mpidr_el1());
ret = sdei_private_reset();
SDEI_LOG("< P_RESET:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_EVENT_ROUTING_SET:
- SDEI_LOG("> ROUTE_SET(n:%d f:%llx aff:%llx)\n", (int) x1, x2, x3);
- ret = sdei_event_routing_set(x1, x2, x3);
+ SDEI_LOG("> ROUTE_SET(n:%d f:%llx aff:%llx)\n", ev_num, x2, x3);
+ ret = sdei_event_routing_set(ev_num, x2, x3);
SDEI_LOG("< ROUTE_SET:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_FEATURES:
SDEI_LOG("> FTRS(f:%llx)\n", x1);
- ret = sdei_features(x1);
+ ret = (int64_t) sdei_features((unsigned int) x1);
SDEI_LOG("< FTRS:%llx\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
case SDEI_EVENT_SIGNAL:
- SDEI_LOG("> SIGNAL(e:%llx t:%llx)\n", x1, x2);
- ret = sdei_signal(x1, x2);
+ SDEI_LOG("> SIGNAL(e:%d t:%llx)\n", ev_num, x2);
+ ret = sdei_signal(ev_num, x2);
SDEI_LOG("< SIGNAL:%lld\n", ret);
- SMC_RET1(handle, ret);
+ SMC_RET1(ctx, ret);
default:
/* Do nothing in default case */
@@ -1060,7 +1070,7 @@ uint64_t sdei_smc_handler(uint32_t smc_fid,
}
WARN("Unimplemented SDEI Call: 0x%x\n", smc_fid);
- SMC_RET1(handle, SMC_UNK);
+ SMC_RET1(ctx, SMC_UNK);
}
/* Subscribe to PSCI CPU on to initialize per-CPU SDEI configuration */
diff --git a/services/std_svc/sdei/sdei_private.h b/services/std_svc/sdei/sdei_private.h
index 874fc22d..d99aceac 100644
--- a/services/std_svc/sdei/sdei_private.h
+++ b/services/std_svc/sdei/sdei_private.h
@@ -4,8 +4,8 @@
* SPDX-License-Identifier: BSD-3-Clause
*/
-#ifndef __SDEI_PRIVATE_H__
-#define __SDEI_PRIVATE_H__
+#ifndef SDEI_PRIVATE_H
+#define SDEI_PRIVATE_H
#include <arch_helpers.h>
#include <context_mgmt.h>
@@ -36,12 +36,12 @@
#define SDEI_LOG(...) VERBOSE("SDEI: " __VA_ARGS__)
/* SDEI handler unregistered state. This is the default state. */
-#define SDEI_STATE_UNREGISTERED 0
+#define SDEI_STATE_UNREGISTERED 0U
/* SDE event status values in bit position */
-#define SDEI_STATF_REGISTERED 0
-#define SDEI_STATF_ENABLED 1
-#define SDEI_STATF_RUNNING 2
+#define SDEI_STATF_REGISTERED 0U
+#define SDEI_STATF_ENABLED 1U
+#define SDEI_STATF_RUNNING 2U
/* SDEI SMC error codes */
#define SDEI_EINVAL (-2)
@@ -62,18 +62,18 @@
#define SDEI_INFO_EV_ROUTING_MODE 3
#define SDEI_INFO_EV_ROUTING_AFF 4
-#define SDEI_PRIVATE_MAPPING() (&sdei_global_mappings[_SDEI_MAP_IDX_PRIV])
-#define SDEI_SHARED_MAPPING() (&sdei_global_mappings[_SDEI_MAP_IDX_SHRD])
+#define SDEI_PRIVATE_MAPPING() (&sdei_global_mappings[SDEI_MAP_IDX_PRIV_])
+#define SDEI_SHARED_MAPPING() (&sdei_global_mappings[SDEI_MAP_IDX_SHRD_])
#define for_each_mapping_type(_i, _mapping) \
- for (_i = 0, _mapping = &sdei_global_mappings[i]; \
- _i < _SDEI_MAP_IDX_MAX; \
- _i++, _mapping = &sdei_global_mappings[i])
+ for ((_i) = 0, (_mapping) = &sdei_global_mappings[(_i)]; \
+ (_i) < SDEI_MAP_IDX_MAX_; \
+ (_i)++, (_mapping) = &sdei_global_mappings[(_i)])
#define iterate_mapping(_mapping, _i, _map) \
- for (_map = (_mapping)->map, _i = 0; \
- _i < (_mapping)->num_maps; \
- _i++, _map++)
+ for ((_map) = (_mapping)->map, (_i) = 0; \
+ (_i) < (_mapping)->num_maps; \
+ (_i)++, (_map)++)
#define for_each_private_map(_i, _map) \
iterate_mapping(SDEI_PRIVATE_MAPPING(), _i, _map)
@@ -82,45 +82,45 @@
iterate_mapping(SDEI_SHARED_MAPPING(), _i, _map)
/* SDEI_FEATURES */
-#define SDEI_FEATURE_BIND_SLOTS 0
-#define BIND_SLOTS_MASK 0xffff
-#define FEATURES_SHARED_SLOTS_SHIFT 16
-#define FEATURES_PRIVATE_SLOTS_SHIFT 0
+#define SDEI_FEATURE_BIND_SLOTS 0U
+#define BIND_SLOTS_MASK 0xffffU
+#define FEATURES_SHARED_SLOTS_SHIFT 16U
+#define FEATURES_PRIVATE_SLOTS_SHIFT 0U
#define FEATURE_BIND_SLOTS(_priv, _shrd) \
- ((((_priv) & BIND_SLOTS_MASK) << FEATURES_PRIVATE_SLOTS_SHIFT) | \
- (((_shrd) & BIND_SLOTS_MASK) << FEATURES_SHARED_SLOTS_SHIFT))
+ (((((uint64_t) (_priv)) & BIND_SLOTS_MASK) << FEATURES_PRIVATE_SLOTS_SHIFT) | \
+ ((((uint64_t) (_shrd)) & BIND_SLOTS_MASK) << FEATURES_SHARED_SLOTS_SHIFT))
#define GET_EV_STATE(_e, _s) get_ev_state_bit(_e, SDEI_STATF_##_s)
#define SET_EV_STATE(_e, _s) clr_ev_state_bit(_e->state, SDEI_STATF_##_s)
-static inline int is_event_private(sdei_ev_map_t *map)
+static inline bool is_event_private(sdei_ev_map_t *map)
{
- return ((map->map_flags & BIT(_SDEI_MAPF_PRIVATE_SHIFT)) != 0);
+ return ((map->map_flags & BIT_32(SDEI_MAPF_PRIVATE_SHIFT_)) != 0U);
}
-static inline int is_event_shared(sdei_ev_map_t *map)
+static inline bool is_event_shared(sdei_ev_map_t *map)
{
return !is_event_private(map);
}
-static inline int is_event_critical(sdei_ev_map_t *map)
+static inline bool is_event_critical(sdei_ev_map_t *map)
{
- return ((map->map_flags & BIT(_SDEI_MAPF_CRITICAL_SHIFT)) != 0);
+ return ((map->map_flags & BIT_32(SDEI_MAPF_CRITICAL_SHIFT_)) != 0U);
}
-static inline int is_event_normal(sdei_ev_map_t *map)
+static inline bool is_event_normal(sdei_ev_map_t *map)
{
return !is_event_critical(map);
}
-static inline int is_event_signalable(sdei_ev_map_t *map)
+static inline bool is_event_signalable(sdei_ev_map_t *map)
{
- return ((map->map_flags & BIT(_SDEI_MAPF_SIGNALABLE_SHIFT)) != 0);
+ return ((map->map_flags & BIT_32(SDEI_MAPF_SIGNALABLE_SHIFT_)) != 0U);
}
-static inline int is_map_dynamic(sdei_ev_map_t *map)
+static inline bool is_map_dynamic(sdei_ev_map_t *map)
{
- return ((map->map_flags & BIT(_SDEI_MAPF_DYNAMIC_SHIFT)) != 0);
+ return ((map->map_flags & BIT_32(SDEI_MAPF_DYNAMIC_SHIFT_)) != 0U);
}
/*
@@ -129,29 +129,29 @@ static inline int is_map_dynamic(sdei_ev_map_t *map)
* called on them. This can be used on both static or dynamic events to check
* for an associated interrupt.
*/
-static inline int is_map_bound(sdei_ev_map_t *map)
+static inline bool is_map_bound(sdei_ev_map_t *map)
{
- return ((map->map_flags & BIT(_SDEI_MAPF_BOUND_SHIFT)) != 0);
+ return ((map->map_flags & BIT_32(SDEI_MAPF_BOUND_SHIFT_)) != 0U);
}
static inline void set_map_bound(sdei_ev_map_t *map)
{
- map->map_flags |= BIT(_SDEI_MAPF_BOUND_SHIFT);
+ map->map_flags |= BIT_32(SDEI_MAPF_BOUND_SHIFT_);
}
-static inline int is_map_explicit(sdei_ev_map_t *map)
+static inline bool is_map_explicit(sdei_ev_map_t *map)
{
- return ((map->map_flags & BIT(_SDEI_MAPF_EXPLICIT_SHIFT)) != 0);
+ return ((map->map_flags & BIT_32(SDEI_MAPF_EXPLICIT_SHIFT_)) != 0U);
}
static inline void clr_map_bound(sdei_ev_map_t *map)
{
- map->map_flags &= ~(BIT(_SDEI_MAPF_BOUND_SHIFT));
+ map->map_flags &= ~BIT_32(SDEI_MAPF_BOUND_SHIFT_);
}
-static inline int is_secure_sgi(unsigned int intr)
+static inline bool is_secure_sgi(unsigned int intr)
{
- return (plat_ic_is_sgi(intr) &&
+ return ((plat_ic_is_sgi(intr) != 0) &&
(plat_ic_get_interrupt_type(intr) == INTR_TYPE_EL3));
}
@@ -164,24 +164,24 @@ static inline unsigned int sdei_client_el(void)
cpu_context_t *ns_ctx = cm_get_context(NON_SECURE);
el3_state_t *el3_ctx = get_el3state_ctx(ns_ctx);
- return read_ctx_reg(el3_ctx, CTX_SCR_EL3) & SCR_HCE_BIT ? MODE_EL2 :
- MODE_EL1;
+ return ((read_ctx_reg(el3_ctx, CTX_SCR_EL3) & SCR_HCE_BIT) != 0U) ?
+ MODE_EL2 : MODE_EL1;
}
static inline unsigned int sdei_event_priority(sdei_ev_map_t *map)
{
- return is_event_critical(map) ? PLAT_SDEI_CRITICAL_PRI :
- PLAT_SDEI_NORMAL_PRI;
+ return (unsigned int) (is_event_critical(map) ? PLAT_SDEI_CRITICAL_PRI :
+ PLAT_SDEI_NORMAL_PRI);
}
-static inline int get_ev_state_bit(sdei_entry_t *se, unsigned int bit_no)
+static inline bool get_ev_state_bit(sdei_entry_t *se, unsigned int bit_no)
{
- return ((se->state & BIT(bit_no)) != 0);
+ return ((se->state & BIT_32(bit_no)) != 0U);
}
static inline void clr_ev_state_bit(sdei_entry_t *se, unsigned int bit_no)
{
- se->state &= ~BIT(bit_no);
+ se->state &= ~BIT_32(bit_no);
}
/* SDEI actions for state transition */
@@ -228,19 +228,19 @@ extern sdei_entry_t sdei_shared_event_table[];
void init_sdei_state(void);
-sdei_ev_map_t *find_event_map_by_intr(int intr_num, int shared);
+sdei_ev_map_t *find_event_map_by_intr(unsigned int intr_num, bool shared);
sdei_ev_map_t *find_event_map(int ev_num);
sdei_entry_t *get_event_entry(sdei_ev_map_t *map);
-int sdei_event_context(void *handle, unsigned int param);
-int sdei_event_complete(int resume, uint64_t arg);
+int64_t sdei_event_context(void *handle, unsigned int param);
+int sdei_event_complete(bool resume, uint64_t pc);
void sdei_pe_unmask(void);
-unsigned int sdei_pe_mask(void);
+int64_t sdei_pe_mask(void);
-int sdei_intr_handler(uint32_t intr, uint32_t flags, void *handle,
+int sdei_intr_handler(uint32_t intr_raw, uint32_t flags, void *handle,
void *cookie);
bool can_sdei_state_trans(sdei_entry_t *se, sdei_action_t act);
void begin_sdei_synchronous_dispatch(struct jmpbuf *buffer);
-#endif /* __SDEI_PRIVATE_H__ */
+#endif /* SDEI_PRIVATE_H */
diff --git a/services/std_svc/sdei/sdei_state.c b/services/std_svc/sdei/sdei_state.c
index c1f099fa..66657862 100644
--- a/services/std_svc/sdei/sdei_state.c
+++ b/services/std_svc/sdei/sdei_state.c
@@ -10,13 +10,13 @@
#include "sdei_private.h"
/* Aliases for SDEI handler states: 'R'unning, 'E'nabled, and re'G'istered */
-#define r_ 0
+#define r_ 0U
#define R_ (1u << SDEI_STATF_RUNNING)
-#define e_ 0
+#define e_ 0U
#define E_ (1u << SDEI_STATF_ENABLED)
-#define g_ 0
+#define g_ 0U
#define G_ (1u << SDEI_STATF_REGISTERED)
/* All possible composite handler states */
@@ -29,7 +29,7 @@
#define REg_ (R_ | E_ | g_)
#define REG_ (R_ | E_ | G_)
-#define MAX_STATES (REG_ + 1)
+#define MAX_STATES (REG_ + 1u)
/* Invalid state */
#define SDEI_STATE_INVALID ((sdei_state_t) (-1))
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-20 13:06:59 +0000