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authorTom Rini <trini@konsulko.com>2015-07-15 10:41:20 -0400
committerTom Rini <trini@konsulko.com>2015-07-15 10:41:20 -0400
commit605e15db2b54302364a2528d3c6604fbc57be846 (patch)
tree1a1e344964bff1719939183124d66a71e7ca7731 /drivers
parent4905dfc65d9a17083727865302d2cf633c15c911 (diff)
parentf110da9984c0aa0aba9e1c4178b67b7abecf7e8d (diff)
Merge git://git.denx.de/u-boot-x86
Diffstat (limited to 'drivers')
-rw-r--r--drivers/block/Makefile1
-rw-r--r--drivers/block/ata_piix.c717
-rw-r--r--drivers/block/ata_piix.h71
-rw-r--r--drivers/cpu/cpu-uclass.c15
-rw-r--r--drivers/pci/pci-uclass.c16
-rw-r--r--drivers/pci/pci_auto.c48
-rw-r--r--drivers/pci/pci_common.c6
-rw-r--r--drivers/pci/pci_rom.c42
-rw-r--r--drivers/pci/pci_x86.c13
-rw-r--r--drivers/rtc/mc146818.c312
-rw-r--r--drivers/spi/ich.c20
-rw-r--r--drivers/video/vesa_fb.c16
12 files changed, 314 insertions, 963 deletions
diff --git a/drivers/block/Makefile b/drivers/block/Makefile
index 8697da4262..f161c01c67 100644
--- a/drivers/block/Makefile
+++ b/drivers/block/Makefile
@@ -6,7 +6,6 @@
#
obj-$(CONFIG_SCSI_AHCI) += ahci.o
-obj-$(CONFIG_ATA_PIIX) += ata_piix.o
obj-$(CONFIG_DWC_AHSATA) += dwc_ahsata.o
obj-$(CONFIG_FSL_SATA) += fsl_sata.o
obj-$(CONFIG_IDE_FTIDE020) += ftide020.o
diff --git a/drivers/block/ata_piix.c b/drivers/block/ata_piix.c
deleted file mode 100644
index 30426842cc..0000000000
--- a/drivers/block/ata_piix.c
+++ /dev/null
@@ -1,717 +0,0 @@
-/*
- * Copyright (C) Procsys. All rights reserved.
- * Author: Mushtaq Khan <mushtaq_k@procsys.com>
- * <mushtaqk_921@yahoo.co.in>
- *
- * SPDX-License-Identifier: GPL-2.0+
- *
- * with the reference to ata_piix driver in kernel 2.4.32
- */
-
-/*
- * This file contains SATA controller and SATA drive initialization functions
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <pci.h>
-#include <command.h>
-#include <config.h>
-#include <asm/byteorder.h>
-#include <part.h>
-#include <ide.h>
-#include <ata.h>
-#include <sata.h>
-
-#define DEBUG_SATA 0 /* For debug prints set DEBUG_SATA to 1 */
-
-#define SATA_DECL
-#define DRV_DECL /* For file specific declarations */
-#include "ata_piix.h"
-
-/* Macros realted to PCI */
-#define PCI_SATA_BUS 0x00
-#define PCI_SATA_DEV 0x1f
-#define PCI_SATA_FUNC 0x02
-
-#define PCI_SATA_BASE1 0x10
-#define PCI_SATA_BASE2 0x14
-#define PCI_SATA_BASE3 0x18
-#define PCI_SATA_BASE4 0x1c
-#define PCI_SATA_BASE5 0x20
-#define PCI_PMR 0x90
-#define PCI_PI 0x09
-#define PCI_PCS 0x92
-#define PCI_DMA_CTL 0x48
-
-#define PORT_PRESENT (1<<0)
-#define PORT_ENABLED (1<<4)
-
-u32 bdf;
-u32 iobase1; /* Primary cmd block */
-u32 iobase2; /* Primary ctl block */
-u32 iobase3; /* Sec cmd block */
-u32 iobase4; /* sec ctl block */
-u32 iobase5; /* BMDMA*/
-
-int pci_sata_init(void)
-{
- u32 bus = PCI_SATA_BUS;
- u32 dev = PCI_SATA_DEV;
- u32 fun = PCI_SATA_FUNC;
- u16 cmd = 0;
- u8 lat = 0, pcibios_max_latency = 0xff;
- u8 pmr; /* Port mapping reg */
- u8 pi; /* Prgming Interface reg */
-
- bdf = PCI_BDF(bus, dev, fun);
- pci_read_config_dword(bdf, PCI_SATA_BASE1, &iobase1);
- pci_read_config_dword(bdf, PCI_SATA_BASE2, &iobase2);
- pci_read_config_dword(bdf, PCI_SATA_BASE3, &iobase3);
- pci_read_config_dword(bdf, PCI_SATA_BASE4, &iobase4);
- pci_read_config_dword(bdf, PCI_SATA_BASE5, &iobase5);
-
- if ((iobase1 == 0xFFFFFFFF) || (iobase2 == 0xFFFFFFFF) ||
- (iobase3 == 0xFFFFFFFF) || (iobase4 == 0xFFFFFFFF) ||
- (iobase5 == 0xFFFFFFFF)) {
- /* ERROR */
- printf("error no base addr for SATA controller\n");
- return 1;
- }
-
- iobase1 &= 0xFFFFFFFE;
- iobase2 &= 0xFFFFFFFE;
- iobase3 &= 0xFFFFFFFE;
- iobase4 &= 0xFFFFFFFE;
- iobase5 &= 0xFFFFFFFE;
-
- /* check for mode */
- pci_read_config_byte(bdf, PCI_PMR, &pmr);
- if (pmr > 1) {
- puts("combined mode not supported\n");
- return 1;
- }
-
- pci_read_config_byte(bdf, PCI_PI, &pi);
- if ((pi & 0x05) != 0x05) {
- puts("Sata is in Legacy mode\n");
- return 1;
- } else
- puts("sata is in Native mode\n");
-
- /* MASTER CFG AND IO CFG */
- pci_read_config_word(bdf, PCI_COMMAND, &cmd);
- cmd |= PCI_COMMAND_MASTER | PCI_COMMAND_IO;
- pci_write_config_word(bdf, PCI_COMMAND, cmd);
- pci_read_config_byte(dev, PCI_LATENCY_TIMER, &lat);
-
- if (lat < 16)
- lat = (64 <= pcibios_max_latency) ? 64 : pcibios_max_latency;
- else if (lat > pcibios_max_latency)
- lat = pcibios_max_latency;
- pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat);
-
- return 0;
-}
-
-int sata_bus_probe(int port_no)
-{
- int orig_mask, mask;
- u16 pcs;
-
- mask = (PORT_PRESENT << port_no);
- pci_read_config_word(bdf, PCI_PCS, &pcs);
- orig_mask = (int) pcs & 0xff;
- if ((orig_mask & mask) != mask)
- return 0;
- else
- return 1;
-}
-
-int init_sata(int dev)
-{
- static int done;
- u8 i, rv = 0;
-
- if (!done)
- done = 1;
- else
- return 0;
-
- rv = pci_sata_init();
- if (rv == 1) {
- puts("pci initialization failed\n");
- return 1;
- }
-
- port[0].port_no = 0;
- port[0].ioaddr.cmd_addr = iobase1;
- port[0].ioaddr.altstatus_addr = port[0].ioaddr.ctl_addr =
- iobase2 | ATA_PCI_CTL_OFS;
- port[0].ioaddr.bmdma_addr = iobase5;
-
- port[1].port_no = 1;
- port[1].ioaddr.cmd_addr = iobase3;
- port[1].ioaddr.altstatus_addr = port[1].ioaddr.ctl_addr =
- iobase4 | ATA_PCI_CTL_OFS;
- port[1].ioaddr.bmdma_addr = iobase5 + 0x8;
-
- for (i = 0; i < CONFIG_SYS_SATA_MAXBUS; i++)
- sata_port(&port[i].ioaddr);
-
- for (i = 0; i < CONFIG_SYS_SATA_MAXBUS; i++) {
- if (!(sata_bus_probe(i))) {
- port[i].port_state = 0;
- printf("SATA#%d port is not present\n", i);
- } else {
- printf("SATA#%d port is present\n", i);
- if (sata_bus_softreset(i))
- port[i].port_state = 0;
- else
- port[i].port_state = 1;
- }
- }
-
- for (i = 0; i < CONFIG_SYS_SATA_MAXBUS; i++) {
- u8 j, devno;
-
- if (port[i].port_state == 0)
- continue;
- for (j = 0; j < CONFIG_SYS_SATA_DEVS_PER_BUS; j++) {
- sata_identify(i, j);
- set_Feature_cmd(i, j);
- devno = i * CONFIG_SYS_SATA_DEVS_PER_BUS + j;
- if ((sata_dev_desc[devno].lba > 0) &&
- (sata_dev_desc[devno].blksz > 0)) {
- dev_print(&sata_dev_desc[devno]);
- /* initialize partition type */
- init_part(&sata_dev_desc[devno]);
- }
- }
- }
- return 0;
-}
-
-int reset_sata(int dev)
-{
- return 0;
-}
-
-static inline u8 sata_inb(unsigned long ioaddr)
-{
- return inb(ioaddr);
-}
-
-static inline void sata_outb(unsigned char val, unsigned long ioaddr)
-{
- outb(val, ioaddr);
-}
-
-static void output_data(struct sata_ioports *ioaddr, ulong * sect_buf,
- int words)
-{
- outsw(ioaddr->data_addr, sect_buf, words << 1);
-}
-
-static int input_data(struct sata_ioports *ioaddr, ulong * sect_buf, int words)
-{
- insw(ioaddr->data_addr, sect_buf, words << 1);
- return 0;
-}
-
-static void sata_cpy(unsigned char *dst, unsigned char *src, unsigned int len)
-{
- unsigned char *end, *last;
-
- last = dst;
- end = src + len - 1;
-
- /* reserve space for '\0' */
- if (len < 2)
- goto OUT;
-
- /* skip leading white space */
- while ((*src) && (src < end) && (*src == ' '))
- ++src;
-
- /* copy string, omitting trailing white space */
- while ((*src) && (src < end)) {
- *dst++ = *src;
- if (*src++ != ' ')
- last = dst;
- }
-OUT:
- *last = '\0';
-}
-
-int sata_bus_softreset(int num)
-{
- u8 dev = 0, status = 0, i;
-
- port[num].dev_mask = 0;
-
- for (i = 0; i < CONFIG_SYS_SATA_DEVS_PER_BUS; i++) {
- if (!(sata_devchk(&port[num].ioaddr, i))) {
- debug("dev_chk failed for dev#%d\n", i);
- } else {
- port[num].dev_mask |= (1 << i);
- debug("dev_chk passed for dev#%d\n", i);
- }
- }
-
- if (!(port[num].dev_mask)) {
- printf("no devices on port%d\n", num);
- return 1;
- }
-
- dev_select(&port[num].ioaddr, dev);
-
- port[num].ctl_reg = 0x08; /* Default value of control reg */
- sata_outb(port[num].ctl_reg, port[num].ioaddr.ctl_addr);
- udelay(10);
- sata_outb(port[num].ctl_reg | ATA_SRST, port[num].ioaddr.ctl_addr);
- udelay(10);
- sata_outb(port[num].ctl_reg, port[num].ioaddr.ctl_addr);
-
- /*
- * spec mandates ">= 2ms" before checking status.
- * We wait 150ms, because that was the magic delay used for
- * ATAPI devices in Hale Landis's ATADRVR, for the period of time
- * between when the ATA command register is written, and then
- * status is checked. Because waiting for "a while" before
- * checking status is fine, post SRST, we perform this magic
- * delay here as well.
- */
- mdelay(150);
- status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 300);
- while ((status & ATA_BUSY)) {
- mdelay(100);
- status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 3);
- }
-
- if (status & ATA_BUSY)
- printf("ata%u is slow to respond,plz be patient\n", num);
-
- while ((status & ATA_BUSY)) {
- mdelay(100);
- status = sata_chk_status(&port[num].ioaddr);
- }
-
- if (status & ATA_BUSY) {
- printf("ata%u failed to respond : bus reset failed\n", num);
- return 1;
- }
- return 0;
-}
-
-void sata_identify(int num, int dev)
-{
- u8 cmd = 0, status = 0;
- u8 devno = num * CONFIG_SYS_SATA_DEVS_PER_BUS + dev;
- u16 iobuf[ATA_SECT_SIZE];
- u64 n_sectors = 0;
- u8 mask = 0;
-
- memset(iobuf, 0, sizeof(iobuf));
- hd_driveid_t *iop = (hd_driveid_t *) iobuf;
-
- if (dev == 0)
- mask = 0x01;
- else
- mask = 0x02;
-
- if (!(port[num].dev_mask & mask)) {
- printf("dev%d is not present on port#%d\n", dev, num);
- return;
- }
-
- printf("port=%d dev=%d\n", num, dev);
-
- dev_select(&port[num].ioaddr, dev);
-
- status = 0;
- cmd = ATA_CMD_IDENT; /* Device Identify Command */
- sata_outb(cmd, port[num].ioaddr.command_addr);
- sata_inb(port[num].ioaddr.altstatus_addr);
- udelay(10);
-
- status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 1000);
- if (status & ATA_ERR) {
- puts("\ndevice not responding\n");
- port[num].dev_mask &= ~mask;
- return;
- }
-
- input_data(&port[num].ioaddr, (ulong *) iobuf, ATA_SECTORWORDS);
-
- debug("\nata%u: dev %u cfg 49:%04x 82:%04x 83:%04x 84:%04x85:%04x"
- "86:%04x" "87:%04x 88:%04x\n", num, dev, iobuf[49],
- iobuf[82], iobuf[83], iobuf[84], iobuf[85], iobuf[86],
- iobuf[87], iobuf[88]);
-
- /* we require LBA and DMA support (bits 8 & 9 of word 49) */
- if (!ata_id_has_dma(iobuf) || !ata_id_has_lba(iobuf))
- debug("ata%u: no dma/lba\n", num);
- ata_dump_id(iobuf);
-
- if (ata_id_has_lba48(iobuf))
- n_sectors = ata_id_u64(iobuf, 100);
- else
- n_sectors = ata_id_u32(iobuf, 60);
- debug("no. of sectors %u\n", ata_id_u64(iobuf, 100));
- debug("no. of sectors %u\n", ata_id_u32(iobuf, 60));
-
- if (n_sectors == 0) {
- port[num].dev_mask &= ~mask;
- return;
- }
-
- sata_cpy((unsigned char *)sata_dev_desc[devno].revision, iop->fw_rev,
- sizeof(sata_dev_desc[devno].revision));
- sata_cpy((unsigned char *)sata_dev_desc[devno].vendor, iop->model,
- sizeof(sata_dev_desc[devno].vendor));
- sata_cpy((unsigned char *)sata_dev_desc[devno].product, iop->serial_no,
- sizeof(sata_dev_desc[devno].product));
- strswab(sata_dev_desc[devno].revision);
- strswab(sata_dev_desc[devno].vendor);
-
- if ((iop->config & 0x0080) == 0x0080)
- sata_dev_desc[devno].removable = 1;
- else
- sata_dev_desc[devno].removable = 0;
-
- sata_dev_desc[devno].lba = iop->lba_capacity;
- debug("lba=0x%x", sata_dev_desc[devno].lba);
-
-#ifdef CONFIG_LBA48
- if (iop->command_set_2 & 0x0400) {
- sata_dev_desc[devno].lba48 = 1;
- lba = (unsigned long long) iop->lba48_capacity[0] |
- ((unsigned long long) iop->lba48_capacity[1] << 16) |
- ((unsigned long long) iop->lba48_capacity[2] << 32) |
- ((unsigned long long) iop->lba48_capacity[3] << 48);
- } else {
- sata_dev_desc[devno].lba48 = 0;
- }
-#endif
-
- /* assuming HD */
- sata_dev_desc[devno].type = DEV_TYPE_HARDDISK;
- sata_dev_desc[devno].blksz = ATA_BLOCKSIZE;
- sata_dev_desc[devno].log2blksz = LOG2(sata_dev_desc[devno].blksz);
- sata_dev_desc[devno].lun = 0; /* just to fill something in... */
-}
-
-void set_Feature_cmd(int num, int dev)
-{
- u8 mask = 0x00, status = 0;
-
- if (dev == 0)
- mask = 0x01;
- else
- mask = 0x02;
-
- if (!(port[num].dev_mask & mask)) {
- debug("dev%d is not present on port#%d\n", dev, num);
- return;
- }
-
- dev_select(&port[num].ioaddr, dev);
-
- sata_outb(SETFEATURES_XFER, port[num].ioaddr.feature_addr);
- sata_outb(XFER_PIO_4, port[num].ioaddr.nsect_addr);
- sata_outb(0, port[num].ioaddr.lbal_addr);
- sata_outb(0, port[num].ioaddr.lbam_addr);
- sata_outb(0, port[num].ioaddr.lbah_addr);
-
- sata_outb(ATA_DEVICE_OBS, port[num].ioaddr.device_addr);
- sata_outb(ATA_CMD_SETF, port[num].ioaddr.command_addr);
-
- udelay(50);
- mdelay(150);
-
- status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 5000);
- if ((status & (ATA_STAT_BUSY | ATA_STAT_ERR))) {
- printf("Error : status 0x%02x\n", status);
- port[num].dev_mask &= ~mask;
- }
-}
-
-void sata_port(struct sata_ioports *ioport)
-{
- ioport->data_addr = ioport->cmd_addr + ATA_REG_DATA;
- ioport->error_addr = ioport->cmd_addr + ATA_REG_ERR;
- ioport->feature_addr = ioport->cmd_addr + ATA_REG_FEATURE;
- ioport->nsect_addr = ioport->cmd_addr + ATA_REG_NSECT;
- ioport->lbal_addr = ioport->cmd_addr + ATA_REG_LBAL;
- ioport->lbam_addr = ioport->cmd_addr + ATA_REG_LBAM;
- ioport->lbah_addr = ioport->cmd_addr + ATA_REG_LBAH;
- ioport->device_addr = ioport->cmd_addr + ATA_REG_DEVICE;
- ioport->status_addr = ioport->cmd_addr + ATA_REG_STATUS;
- ioport->command_addr = ioport->cmd_addr + ATA_REG_CMD;
-}
-
-int sata_devchk(struct sata_ioports *ioaddr, int dev)
-{
- u8 nsect, lbal;
-
- dev_select(ioaddr, dev);
-
- sata_outb(0x55, ioaddr->nsect_addr);
- sata_outb(0xaa, ioaddr->lbal_addr);
-
- sata_outb(0xaa, ioaddr->nsect_addr);
- sata_outb(0x55, ioaddr->lbal_addr);
-
- sata_outb(0x55, ioaddr->nsect_addr);
- sata_outb(0xaa, ioaddr->lbal_addr);
-
- nsect = sata_inb(ioaddr->nsect_addr);
- lbal = sata_inb(ioaddr->lbal_addr);
-
- if ((nsect == 0x55) && (lbal == 0xaa))
- return 1; /* we found a device */
- else
- return 0; /* nothing found */
-}
-
-void dev_select(struct sata_ioports *ioaddr, int dev)
-{
- u8 tmp = 0;
-
- if (dev == 0)
- tmp = ATA_DEVICE_OBS;
- else
- tmp = ATA_DEVICE_OBS | ATA_DEV1;
-
- sata_outb(tmp, ioaddr->device_addr);
- sata_inb(ioaddr->altstatus_addr);
- udelay(5);
-}
-
-u8 sata_busy_wait(struct sata_ioports *ioaddr, int bits, unsigned int max)
-{
- u8 status;
-
- do {
- udelay(1000);
- status = sata_chk_status(ioaddr);
- max--;
- } while ((status & bits) && (max > 0));
-
- return status;
-}
-
-u8 sata_chk_status(struct sata_ioports *ioaddr)
-{
- return sata_inb(ioaddr->status_addr);
-}
-
-
-ulong sata_read(int device, ulong blknr, lbaint_t blkcnt, void *buff)
-{
- ulong n = 0, *buffer = (ulong *)buff;
- u8 dev = 0, num = 0, mask = 0, status = 0;
-
-#ifdef CONFIG_LBA48
- unsigned char lba48 = 0;
-
- if (blknr & 0x0000fffff0000000) {
- if (!sata_dev_desc[devno].lba48) {
- printf("Drive doesn't support 48-bit addressing\n");
- return 0;
- }
- /* more than 28 bits used, use 48bit mode */
- lba48 = 1;
- }
-#endif
- /* Port Number */
- num = device / CONFIG_SYS_SATA_DEVS_PER_BUS;
- /* dev on the port */
- if (device >= CONFIG_SYS_SATA_DEVS_PER_BUS)
- dev = device - CONFIG_SYS_SATA_DEVS_PER_BUS;
- else
- dev = device;
-
- if (dev == 0)
- mask = 0x01;
- else
- mask = 0x02;
-
- if (!(port[num].dev_mask & mask)) {
- printf("dev%d is not present on port#%d\n", dev, num);
- return 0;
- }
-
- /* Select device */
- dev_select(&port[num].ioaddr, dev);
-
- status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 500);
- if (status & ATA_BUSY) {
- printf("ata%u failed to respond\n", port[num].port_no);
- return n;
- }
- while (blkcnt-- > 0) {
- status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 500);
- if (status & ATA_BUSY) {
- printf("ata%u failed to respond\n", 0);
- return n;
- }
-#ifdef CONFIG_LBA48
- if (lba48) {
- /* write high bits */
- sata_outb(0, port[num].ioaddr.nsect_addr);
- sata_outb((blknr >> 24) & 0xFF,
- port[num].ioaddr.lbal_addr);
- sata_outb((blknr >> 32) & 0xFF,
- port[num].ioaddr.lbam_addr);
- sata_outb((blknr >> 40) & 0xFF,
- port[num].ioaddr.lbah_addr);
- }
-#endif
- sata_outb(1, port[num].ioaddr.nsect_addr);
- sata_outb(((blknr) >> 0) & 0xFF,
- port[num].ioaddr.lbal_addr);
- sata_outb((blknr >> 8) & 0xFF, port[num].ioaddr.lbam_addr);
- sata_outb((blknr >> 16) & 0xFF, port[num].ioaddr.lbah_addr);
-
-#ifdef CONFIG_LBA48
- if (lba48) {
- sata_outb(ATA_LBA, port[num].ioaddr.device_addr);
- sata_outb(ATA_CMD_READ_EXT,
- port[num].ioaddr.command_addr);
- } else
-#endif
- {
- sata_outb(ATA_LBA | ((blknr >> 24) & 0xF),
- port[num].ioaddr.device_addr);
- sata_outb(ATA_CMD_READ,
- port[num].ioaddr.command_addr);
- }
-
- mdelay(50);
- /* may take up to 4 sec */
- status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 4000);
-
- if ((status & (ATA_STAT_DRQ | ATA_STAT_BUSY | ATA_STAT_ERR))
- != ATA_STAT_DRQ) {
- u8 err = 0;
-
- printf("Error no DRQ dev %d blk %ld: sts 0x%02x\n",
- device, (ulong) blknr, status);
- err = sata_inb(port[num].ioaddr.error_addr);
- printf("Error reg = 0x%x\n", err);
- return n;
- }
- input_data(&port[num].ioaddr, buffer, ATA_SECTORWORDS);
- sata_inb(port[num].ioaddr.altstatus_addr);
- udelay(50);
-
- ++n;
- ++blknr;
- buffer += ATA_SECTORWORDS;
- }
- return n;
-}
-
-ulong sata_write(int device, ulong blknr, lbaint_t blkcnt, const void *buff)
-{
- ulong n = 0, *buffer = (ulong *)buff;
- unsigned char status = 0, num = 0, dev = 0, mask = 0;
-
-#ifdef CONFIG_LBA48
- unsigned char lba48 = 0;
-
- if (blknr & 0x0000fffff0000000) {
- if (!sata_dev_desc[devno].lba48) {
- printf("Drive doesn't support 48-bit addressing\n");
- return 0;
- }
- /* more than 28 bits used, use 48bit mode */
- lba48 = 1;
- }
-#endif
- /* Port Number */
- num = device / CONFIG_SYS_SATA_DEVS_PER_BUS;
- /* dev on the Port */
- if (device >= CONFIG_SYS_SATA_DEVS_PER_BUS)
- dev = device - CONFIG_SYS_SATA_DEVS_PER_BUS;
- else
- dev = device;
-
- if (dev == 0)
- mask = 0x01;
- else
- mask = 0x02;
-
- /* Select device */
- dev_select(&port[num].ioaddr, dev);
-
- status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 500);
- if (status & ATA_BUSY) {
- printf("ata%u failed to respond\n", port[num].port_no);
- return n;
- }
-
- while (blkcnt-- > 0) {
- status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 500);
- if (status & ATA_BUSY) {
- printf("ata%u failed to respond\n",
- port[num].port_no);
- return n;
- }
-#ifdef CONFIG_LBA48
- if (lba48) {
- /* write high bits */
- sata_outb(0, port[num].ioaddr.nsect_addr);
- sata_outb((blknr >> 24) & 0xFF,
- port[num].ioaddr.lbal_addr);
- sata_outb((blknr >> 32) & 0xFF,
- port[num].ioaddr.lbam_addr);
- sata_outb((blknr >> 40) & 0xFF,
- port[num].ioaddr.lbah_addr);
- }
-#endif
- sata_outb(1, port[num].ioaddr.nsect_addr);
- sata_outb((blknr >> 0) & 0xFF, port[num].ioaddr.lbal_addr);
- sata_outb((blknr >> 8) & 0xFF, port[num].ioaddr.lbam_addr);
- sata_outb((blknr >> 16) & 0xFF, port[num].ioaddr.lbah_addr);
-#ifdef CONFIG_LBA48
- if (lba48) {
- sata_outb(ATA_LBA, port[num].ioaddr.device_addr);
- sata_outb(ATA_CMD_WRITE_EXT,
- port[num].ioaddr.command_addr);
- } else
-#endif
- {
- sata_outb(ATA_LBA | ((blknr >> 24) & 0xF),
- port[num].ioaddr.device_addr);
- sata_outb(ATA_CMD_WRITE,
- port[num].ioaddr.command_addr);
- }
-
- mdelay(50);
- /* may take up to 4 sec */
- status = sata_busy_wait(&port[num].ioaddr, ATA_BUSY, 4000);
- if ((status & (ATA_STAT_DRQ | ATA_STAT_BUSY | ATA_STAT_ERR))
- != ATA_STAT_DRQ) {
- printf("Error no DRQ dev %d blk %ld: sts 0x%02x\n",
- device, (ulong) blknr, status);
- return n;
- }
-
- output_data(&port[num].ioaddr, buffer, ATA_SECTORWORDS);
- sata_inb(port[num].ioaddr.altstatus_addr);
- udelay(50);
-
- ++n;
- ++blknr;
- buffer += ATA_SECTORWORDS;
- }
- return n;
-}
-
-int scan_sata(int dev)
-{
- return 0;
-}
diff --git a/drivers/block/ata_piix.h b/drivers/block/ata_piix.h
deleted file mode 100644
index 6c68ea2f01..0000000000
--- a/drivers/block/ata_piix.h
+++ /dev/null
@@ -1,71 +0,0 @@
-#ifndef __ATA_PIIX_H__
-#define __ATA_PIIX_H__
-
-struct sata_ioports {
- unsigned long cmd_addr;
- unsigned long data_addr;
- unsigned long error_addr;
- unsigned long feature_addr;
- unsigned long nsect_addr;
- unsigned long lbal_addr;
- unsigned long lbam_addr;
- unsigned long lbah_addr;
- unsigned long device_addr;
- unsigned long status_addr;
- unsigned long command_addr;
- unsigned long altstatus_addr;
- unsigned long ctl_addr;
- unsigned long bmdma_addr;
- unsigned long scr_addr;
-};
-
-struct sata_port {
- unsigned char port_no; /* primary=0, secondary=1 */
- struct sata_ioports ioaddr; /* ATA cmd/ctl/dma reg blks */
- unsigned char ctl_reg;
- unsigned char last_ctl;
- unsigned char port_state; /* 1-port is available and */
- /* 0-port is not available */
- unsigned char dev_mask;
-};
-
-/***********SATA LIBRARY SPECIFIC DEFINITIONS AND DECLARATIONS**************/
-#ifdef SATA_DECL /* SATA library specific declarations */
-inline void ata_dump_id(u16 *id)
-{
- debug("49 = 0x%04x "
- "53 = 0x%04x "
- "63 = 0x%04x "
- "64 = 0x%04x "
- "75 = 0x%04x\n", id[49], id[53], id[63], id[64], id[75]);
- debug("80 = 0x%04x "
- "81 = 0x%04x "
- "82 = 0x%04x "
- "83 = 0x%04x "
- "84 = 0x%04x\n", id[80], id[81], id[82], id[83], id[84]);
- debug("88 = 0x%04x " "93 = 0x%04x\n", id[88], id[93]);
-}
-#endif
-
-#ifdef SATA_DECL /*SATA library specific declarations */
-int sata_bus_softreset(int num);
-void sata_identify(int num, int dev);
-void sata_port(struct sata_ioports *ioport);
-void set_Feature_cmd(int num, int dev);
-int sata_devchk(struct sata_ioports *ioaddr, int dev);
-void dev_select(struct sata_ioports *ioaddr, int dev);
-u8 sata_busy_wait(struct sata_ioports *ioaddr, int bits, unsigned int max);
-u8 sata_chk_status(struct sata_ioports *ioaddr);
-#endif
-
-/************DRIVER SPECIFIC DEFINITIONS AND DECLARATIONS**************/
-
-#ifdef DRV_DECL /* Driver specific declaration */
-int init_sata(int dev);
-#endif
-
-#ifdef DRV_DECL /* Defines Driver Specific variables */
-struct sata_port port[CONFIG_SYS_SATA_MAXBUS];
-#endif
-
-#endif /* __ATA_PIIX_H__ */
diff --git a/drivers/cpu/cpu-uclass.c b/drivers/cpu/cpu-uclass.c
index ab18ee2ea9..7660f99ef5 100644
--- a/drivers/cpu/cpu-uclass.c
+++ b/drivers/cpu/cpu-uclass.c
@@ -8,9 +8,12 @@
#include <common.h>
#include <cpu.h>
#include <dm.h>
+#include <errno.h>
#include <dm/lists.h>
#include <dm/root.h>
+DECLARE_GLOBAL_DATA_PTR;
+
int cpu_get_desc(struct udevice *dev, char *buf, int size)
{
struct cpu_ops *ops = cpu_get_ops(dev);
@@ -25,12 +28,22 @@ int cpu_get_info(struct udevice *dev, struct cpu_info *info)
{
struct cpu_ops *ops = cpu_get_ops(dev);
- if (!ops->get_desc)
+ if (!ops->get_info)
return -ENOSYS;
return ops->get_info(dev, info);
}
+int cpu_get_count(struct udevice *dev)
+{
+ struct cpu_ops *ops = cpu_get_ops(dev);
+
+ if (!ops->get_count)
+ return -ENOSYS;
+
+ return ops->get_count(dev);
+}
+
U_BOOT_DRIVER(cpu_bus) = {
.name = "cpu_bus",
.id = UCLASS_SIMPLE_BUS,
diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c
index de87505466..5b91fe3dce 100644
--- a/drivers/pci/pci-uclass.c
+++ b/drivers/pci/pci-uclass.c
@@ -296,6 +296,7 @@ int pci_auto_config_devices(struct udevice *bus)
!ret && dev;
ret = device_find_next_child(&dev)) {
struct pci_child_platdata *pplat;
+ struct pci_controller *ctlr_hose;
pplat = dev_get_parent_platdata(dev);
unsigned int max_bus;
@@ -303,7 +304,10 @@ int pci_auto_config_devices(struct udevice *bus)
bdf = PCI_ADD_BUS(bus->seq, pplat->devfn);
debug("%s: device %s\n", __func__, dev->name);
- max_bus = pciauto_config_device(hose, bdf);
+
+ /* The root controller has the region information */
+ ctlr_hose = hose->ctlr->uclass_priv;
+ max_bus = pciauto_config_device(ctlr_hose, bdf);
sub_bus = max(sub_bus, max_bus);
}
debug("%s: done\n", __func__);
@@ -330,7 +334,7 @@ int dm_pci_hose_probe_bus(struct pci_controller *hose, pci_dev_t bdf)
sub_bus = pci_get_bus_max() + 1;
debug("%s: bus = %d/%s\n", __func__, sub_bus, bus->name);
- pciauto_prescan_setup_bridge(hose, bdf, bus->seq);
+ pciauto_prescan_setup_bridge(hose, bdf, sub_bus);
ret = device_probe(bus);
if (ret) {
@@ -440,6 +444,7 @@ static int decode_regions(struct pci_controller *hose, const void *blob,
{
int pci_addr_cells, addr_cells, size_cells;
int cells_per_record;
+ phys_addr_t addr;
const u32 *prop;
int len;
int i;
@@ -490,8 +495,11 @@ static int decode_regions(struct pci_controller *hose, const void *blob,
}
/* Add a region for our local memory */
- pci_set_region(hose->regions + hose->region_count++, 0, 0,
- gd->ram_size, PCI_REGION_MEM | PCI_REGION_SYS_MEMORY);
+ addr = gd->ram_size;
+ if (gd->pci_ram_top && gd->pci_ram_top < addr)
+ addr = gd->pci_ram_top;
+ pci_set_region(hose->regions + hose->region_count++, 0, 0, addr,
+ PCI_REGION_MEM | PCI_REGION_SYS_MEMORY);
return 0;
}
diff --git a/drivers/pci/pci_auto.c b/drivers/pci/pci_auto.c
index 7c109832f6..e034ed1715 100644
--- a/drivers/pci/pci_auto.c
+++ b/drivers/pci/pci_auto.c
@@ -87,6 +87,8 @@ void pciauto_setup_device(struct pci_controller *hose,
pci_size_t bar_size;
u16 cmdstat = 0;
int bar, bar_nr = 0;
+ u8 header_type;
+ int rom_addr;
#ifndef CONFIG_PCI_ENUM_ONLY
pci_addr_t bar_value;
struct pci_region *bar_res;
@@ -182,38 +184,32 @@ void pciauto_setup_device(struct pci_controller *hose,
bar_nr++;
}
+ /* Configure the expansion ROM address */
+ pci_hose_read_config_byte(hose, dev, PCI_HEADER_TYPE, &header_type);
+ if (header_type != PCI_HEADER_TYPE_CARDBUS) {
+ rom_addr = (header_type == PCI_HEADER_TYPE_NORMAL) ?
+ PCI_ROM_ADDRESS : PCI_ROM_ADDRESS1;
+ pci_hose_write_config_dword(hose, dev, rom_addr, 0xfffffffe);
+ pci_hose_read_config_dword(hose, dev, rom_addr, &bar_response);
+ if (bar_response) {
+ bar_size = -(bar_response & ~1);
+ DEBUGF("PCI Autoconfig: ROM, size=%#x, ", bar_size);
+ if (pciauto_region_allocate(mem, bar_size,
+ &bar_value) == 0) {
+ pci_hose_write_config_dword(hose, dev, rom_addr,
+ bar_value);
+ }
+ cmdstat |= PCI_COMMAND_MEMORY;
+ DEBUGF("\n");
+ }
+ }
+
pci_hose_write_config_word(hose, dev, PCI_COMMAND, cmdstat);
pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE,
CONFIG_SYS_PCI_CACHE_LINE_SIZE);
pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80);
}
-int pciauto_setup_rom(struct pci_controller *hose, pci_dev_t dev)
-{
- pci_addr_t bar_value;
- pci_size_t bar_size;
- u32 bar_response;
- u16 cmdstat = 0;
-
- pci_hose_write_config_dword(hose, dev, PCI_ROM_ADDRESS, 0xfffffffe);
- pci_hose_read_config_dword(hose, dev, PCI_ROM_ADDRESS, &bar_response);
- if (!bar_response)
- return -ENOENT;
-
- bar_size = -(bar_response & ~1);
- DEBUGF("PCI Autoconfig: ROM, size=%#x, ", bar_size);
- if (pciauto_region_allocate(hose->pci_mem, bar_size, &bar_value) == 0) {
- pci_hose_write_config_dword(hose, dev, PCI_ROM_ADDRESS,
- bar_value);
- }
- DEBUGF("\n");
- pci_hose_read_config_word(hose, dev, PCI_COMMAND, &cmdstat);
- cmdstat |= PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
- pci_hose_write_config_word(hose, dev, PCI_COMMAND, cmdstat);
-
- return 0;
-}
-
void pciauto_prescan_setup_bridge(struct pci_controller *hose,
pci_dev_t dev, int sub_bus)
{
diff --git a/drivers/pci/pci_common.c b/drivers/pci/pci_common.c
index b9ff23f35b..f67c9c7b2f 100644
--- a/drivers/pci/pci_common.c
+++ b/drivers/pci/pci_common.c
@@ -11,6 +11,7 @@
*/
#include <common.h>
+#include <dm.h>
#include <errno.h>
#include <pci.h>
#include <asm/io.h>
@@ -221,6 +222,11 @@ phys_addr_t pci_hose_bus_to_phys(struct pci_controller *hose,
return phys_addr;
}
+#ifdef CONFIG_DM_PCI
+ /* The root controller has the region information */
+ hose = hose->ctlr->uclass_priv;
+#endif
+
/*
* if PCI_REGION_MEM is set we do a two pass search with preference
* on matches that don't have PCI_REGION_SYS_MEMORY set
diff --git a/drivers/pci/pci_rom.c b/drivers/pci/pci_rom.c
index 37450c8e31..a33efae263 100644
--- a/drivers/pci/pci_rom.c
+++ b/drivers/pci/pci_rom.c
@@ -31,6 +31,7 @@
#include <pci_rom.h>
#include <vbe.h>
#include <video_fb.h>
+#include <linux/screen_info.h>
#ifdef CONFIG_HAVE_ACPI_RESUME
#include <asm/acpi.h>
@@ -79,15 +80,10 @@ static int pci_rom_probe(pci_dev_t dev, uint class,
if (vendev != mapped_vendev)
debug("Device ID mapped to %#08x\n", mapped_vendev);
-#ifdef CONFIG_X86_OPTION_ROM_ADDR
- rom_address = CONFIG_X86_OPTION_ROM_ADDR;
+#ifdef CONFIG_VGA_BIOS_ADDR
+ rom_address = CONFIG_VGA_BIOS_ADDR;
#else
- if (pciauto_setup_rom(pci_bus_to_hose(PCI_BUS(dev)), dev)) {
- debug("Cannot find option ROM\n");
- return -ENOENT;
- }
-
pci_read_config_dword(dev, PCI_ROM_ADDRESS, &rom_address);
if (rom_address == 0x00000000 || rom_address == 0xffffffff) {
debug("%s: rom_address=%x\n", __func__, rom_address);
@@ -108,6 +104,10 @@ static int pci_rom_probe(pci_dev_t dev, uint class,
if (le16_to_cpu(rom_header->signature) != PCI_ROM_HDR) {
printf("Incorrect expansion ROM header signature %04x\n",
le16_to_cpu(rom_header->signature));
+#ifndef CONFIG_VGA_BIOS_ADDR
+ /* Disable expansion ROM address decoding */
+ pci_write_config_dword(dev, PCI_ROM_ADDRESS, rom_address);
+#endif
return -EINVAL;
}
@@ -203,6 +203,7 @@ int vbe_get_video_info(struct graphic_device *gdev)
gdev->gdfBytesPP = vesa->bits_per_pixel / 8;
switch (vesa->bits_per_pixel) {
+ case 32:
case 24:
gdev->gdfIndex = GDF_32BIT_X888RGB;
break;
@@ -229,6 +230,33 @@ int vbe_get_video_info(struct graphic_device *gdev)
#endif
}
+void setup_video(struct screen_info *screen_info)
+{
+#ifdef CONFIG_FRAMEBUFFER_SET_VESA_MODE
+ struct vesa_mode_info *vesa = &mode_info.vesa;
+
+ screen_info->orig_video_isVGA = VIDEO_TYPE_VLFB;
+
+ screen_info->lfb_width = vesa->x_resolution;
+ screen_info->lfb_height = vesa->y_resolution;
+ screen_info->lfb_depth = vesa->bits_per_pixel;
+ screen_info->lfb_linelength = vesa->bytes_per_scanline;
+ screen_info->lfb_base = vesa->phys_base_ptr;
+ screen_info->lfb_size =
+ ALIGN(screen_info->lfb_linelength * screen_info->lfb_height,
+ 65536);
+ screen_info->lfb_size >>= 16;
+ screen_info->red_size = vesa->red_mask_size;
+ screen_info->red_pos = vesa->red_mask_pos;
+ screen_info->green_size = vesa->green_mask_size;
+ screen_info->green_pos = vesa->green_mask_pos;
+ screen_info->blue_size = vesa->blue_mask_size;
+ screen_info->blue_pos = vesa->blue_mask_pos;
+ screen_info->rsvd_size = vesa->reserved_mask_size;
+ screen_info->rsvd_pos = vesa->reserved_mask_pos;
+#endif
+}
+
int pci_run_vga_bios(pci_dev_t dev, int (*int15_handler)(void), int exec_method)
{
struct pci_rom_header *rom, *ram;
diff --git a/drivers/pci/pci_x86.c b/drivers/pci/pci_x86.c
index 901bdcacce..89e8c119b7 100644
--- a/drivers/pci/pci_x86.c
+++ b/drivers/pci/pci_x86.c
@@ -7,18 +7,21 @@
#include <common.h>
#include <dm.h>
#include <pci.h>
+#include <asm/pci.h>
-static const struct dm_pci_ops x86_pci_ops = {
+static const struct dm_pci_ops pci_x86_ops = {
+ .read_config = pci_x86_read_config,
+ .write_config = pci_x86_write_config,
};
-static const struct udevice_id x86_pci_ids[] = {
- { .compatible = "x86,pci" },
+static const struct udevice_id pci_x86_ids[] = {
+ { .compatible = "pci-x86" },
{ }
};
U_BOOT_DRIVER(pci_x86) = {
.name = "pci_x86",
.id = UCLASS_PCI,
- .of_match = x86_pci_ids,
- .ops = &x86_pci_ops,
+ .of_match = pci_x86_ids,
+ .ops = &pci_x86_ops,
};
diff --git a/drivers/rtc/mc146818.c b/drivers/rtc/mc146818.c
index 44857a6e41..363ade33e3 100644
--- a/drivers/rtc/mc146818.c
+++ b/drivers/rtc/mc146818.c
@@ -9,10 +9,9 @@
* Date & Time support for the MC146818 (PIXX4) RTC
*/
-/*#define DEBUG*/
-
#include <common.h>
#include <command.h>
+#include <dm.h>
#include <rtc.h>
#if defined(__I386__) || defined(CONFIG_MALTA)
@@ -24,9 +23,9 @@
#if defined(CONFIG_CMD_DATE)
/* Set this to 1 to clear the CMOS RAM */
-#define CLEAR_CMOS 0
+#define CLEAR_CMOS 0
-#define RTC_PORT_MC146818 CONFIG_SYS_ISA_IO_BASE_ADDRESS + 0x70
+#define RTC_PORT_MC146818 CONFIG_SYS_ISA_IO_BASE_ADDRESS + 0x70
#define RTC_SECONDS 0x00
#define RTC_SECONDS_ALARM 0x01
#define RTC_MINUTES 0x02
@@ -37,10 +36,10 @@
#define RTC_DATE_OF_MONTH 0x07
#define RTC_MONTH 0x08
#define RTC_YEAR 0x09
-#define RTC_CONFIG_A 0x0A
-#define RTC_CONFIG_B 0x0B
-#define RTC_CONFIG_C 0x0C
-#define RTC_CONFIG_D 0x0D
+#define RTC_CONFIG_A 0x0a
+#define RTC_CONFIG_B 0x0b
+#define RTC_CONFIG_C 0x0c
+#define RTC_CONFIG_D 0x0d
#define RTC_REG_SIZE 0x80
#define RTC_CONFIG_A_REF_CLCK_32KHZ (1 << 5)
@@ -50,89 +49,7 @@
#define RTC_CONFIG_D_VALID_RAM_AND_TIME 0x80
-/* ------------------------------------------------------------------------- */
-
-int rtc_get (struct rtc_time *tmp)
-{
- uchar sec, min, hour, mday, wday, mon, year;
- /* here check if rtc can be accessed */
- while ((rtc_read8(RTC_CONFIG_A) & 0x80) == 0x80);
- sec = rtc_read8(RTC_SECONDS);
- min = rtc_read8(RTC_MINUTES);
- hour = rtc_read8(RTC_HOURS);
- mday = rtc_read8(RTC_DATE_OF_MONTH);
- wday = rtc_read8(RTC_DAY_OF_WEEK);
- mon = rtc_read8(RTC_MONTH);
- year = rtc_read8(RTC_YEAR);
-#ifdef RTC_DEBUG
- printf ( "Get RTC year: %02x mon/cent: %02x mday: %02x wday: %02x "
- "hr: %02x min: %02x sec: %02x\n",
- year, mon, mday, wday,
- hour, min, sec );
- printf ( "Alarms: month: %02x hour: %02x min: %02x sec: %02x\n",
- rtc_read8(RTC_CONFIG_D) & 0x3F,
- rtc_read8(RTC_HOURS_ALARM),
- rtc_read8(RTC_MINUTES_ALARM),
- rtc_read8(RTC_SECONDS_ALARM));
-#endif
- tmp->tm_sec = bcd2bin (sec & 0x7F);
- tmp->tm_min = bcd2bin (min & 0x7F);
- tmp->tm_hour = bcd2bin (hour & 0x3F);
- tmp->tm_mday = bcd2bin (mday & 0x3F);
- tmp->tm_mon = bcd2bin (mon & 0x1F);
- tmp->tm_year = bcd2bin (year);
- tmp->tm_wday = bcd2bin (wday & 0x07);
- if(tmp->tm_year<70)
- tmp->tm_year+=2000;
- else
- tmp->tm_year+=1900;
- tmp->tm_yday = 0;
- tmp->tm_isdst= 0;
-#ifdef RTC_DEBUG
- printf ( "Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
- tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
- tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
-#endif
-
- return 0;
-}
-
-int rtc_set (struct rtc_time *tmp)
-{
-#ifdef RTC_DEBUG
- printf ( "Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
- tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
- tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
-#endif
- rtc_write8(RTC_CONFIG_B, 0x82); /* disable the RTC to update the regs */
-
- rtc_write8(RTC_YEAR, bin2bcd(tmp->tm_year % 100));
- rtc_write8(RTC_MONTH, bin2bcd(tmp->tm_mon));
- rtc_write8(RTC_DAY_OF_WEEK, bin2bcd(tmp->tm_wday));
- rtc_write8(RTC_DATE_OF_MONTH, bin2bcd(tmp->tm_mday));
- rtc_write8(RTC_HOURS, bin2bcd(tmp->tm_hour));
- rtc_write8(RTC_MINUTES, bin2bcd(tmp->tm_min));
- rtc_write8(RTC_SECONDS, bin2bcd(tmp->tm_sec));
- rtc_write8(RTC_CONFIG_B, 0x02); /* enable the RTC to update the regs */
-
- return 0;
-}
-
-void rtc_reset (void)
-{
- rtc_write8(RTC_CONFIG_B, 0x82); /* disable the RTC to update the regs */
- rtc_write8(RTC_CONFIG_A, 0x20); /* Normal OP */
- rtc_write8(RTC_CONFIG_B, 0x00);
- rtc_write8(RTC_CONFIG_B, 0x00);
- rtc_write8(RTC_CONFIG_B, 0x02); /* enable the RTC to update the regs */
-}
-
-/* ------------------------------------------------------------------------- */
-
-/*
- * use direct memory access
- */
-int rtc_read8(int reg)
+static int mc146818_read8(int reg)
{
#ifdef CONFIG_SYS_RTC_REG_BASE_ADDR
return in8(CONFIG_SYS_RTC_REG_BASE_ADDR + reg);
@@ -149,7 +66,7 @@ int rtc_read8(int reg)
#endif
}
-void rtc_write8(int reg, uchar val)
+static void mc146818_write8(int reg, uchar val)
{
#ifdef CONFIG_SYS_RTC_REG_BASE_ADDR
out8(CONFIG_SYS_RTC_REG_BASE_ADDR + reg, val);
@@ -165,26 +82,93 @@ void rtc_write8(int reg, uchar val)
#endif
}
-u32 rtc_read32(int reg)
+static int mc146818_get(struct rtc_time *tmp)
{
- u32 value = 0;
- int i;
+ uchar sec, min, hour, mday, wday, mon, year;
- for (i = 0; i < sizeof(value); i++)
- value |= rtc_read8(reg + i) << (i << 3);
+ /* here check if rtc can be accessed */
+ while ((mc146818_read8(RTC_CONFIG_A) & 0x80) == 0x80)
+ ;
+
+ sec = mc146818_read8(RTC_SECONDS);
+ min = mc146818_read8(RTC_MINUTES);
+ hour = mc146818_read8(RTC_HOURS);
+ mday = mc146818_read8(RTC_DATE_OF_MONTH);
+ wday = mc146818_read8(RTC_DAY_OF_WEEK);
+ mon = mc146818_read8(RTC_MONTH);
+ year = mc146818_read8(RTC_YEAR);
+#ifdef RTC_DEBUG
+ printf("Get RTC year: %02x mon/cent: %02x mday: %02x wday: %02x hr: %02x min: %02x sec: %02x\n",
+ year, mon, mday, wday, hour, min, sec);
+ printf("Alarms: month: %02x hour: %02x min: %02x sec: %02x\n",
+ mc146818_read8(RTC_CONFIG_D) & 0x3f,
+ mc146818_read8(RTC_HOURS_ALARM),
+ mc146818_read8(RTC_MINUTES_ALARM),
+ mc146818_read8(RTC_SECONDS_ALARM));
+#endif
+ tmp->tm_sec = bcd2bin(sec & 0x7f);
+ tmp->tm_min = bcd2bin(min & 0x7f);
+ tmp->tm_hour = bcd2bin(hour & 0x3f);
+ tmp->tm_mday = bcd2bin(mday & 0x3f);
+ tmp->tm_mon = bcd2bin(mon & 0x1f);
+ tmp->tm_year = bcd2bin(year);
+ tmp->tm_wday = bcd2bin(wday & 0x07);
+
+ if (tmp->tm_year < 70)
+ tmp->tm_year += 2000;
+ else
+ tmp->tm_year += 1900;
- return value;
+ tmp->tm_yday = 0;
+ tmp->tm_isdst = 0;
+#ifdef RTC_DEBUG
+ printf("Get DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
+ tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
+ tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
+#endif
+
+ return 0;
}
-void rtc_write32(int reg, u32 value)
+static int mc146818_set(struct rtc_time *tmp)
{
- int i;
+#ifdef RTC_DEBUG
+ printf("Set DATE: %4d-%02d-%02d (wday=%d) TIME: %2d:%02d:%02d\n",
+ tmp->tm_year, tmp->tm_mon, tmp->tm_mday, tmp->tm_wday,
+ tmp->tm_hour, tmp->tm_min, tmp->tm_sec);
+#endif
+ /* Disable the RTC to update the regs */
+ mc146818_write8(RTC_CONFIG_B, 0x82);
- for (i = 0; i < sizeof(value); i++)
- rtc_write8(reg + i, (value >> (i << 3)) & 0xff);
+ mc146818_write8(RTC_YEAR, bin2bcd(tmp->tm_year % 100));
+ mc146818_write8(RTC_MONTH, bin2bcd(tmp->tm_mon));
+ mc146818_write8(RTC_DAY_OF_WEEK, bin2bcd(tmp->tm_wday));
+ mc146818_write8(RTC_DATE_OF_MONTH, bin2bcd(tmp->tm_mday));
+ mc146818_write8(RTC_HOURS, bin2bcd(tmp->tm_hour));
+ mc146818_write8(RTC_MINUTES, bin2bcd(tmp->tm_min));
+ mc146818_write8(RTC_SECONDS, bin2bcd(tmp->tm_sec));
+
+ /* Enable the RTC to update the regs */
+ mc146818_write8(RTC_CONFIG_B, 0x02);
+
+ return 0;
}
-void rtc_init(void)
+static void mc146818_reset(void)
+{
+ /* Disable the RTC to update the regs */
+ mc146818_write8(RTC_CONFIG_B, 0x82);
+
+ /* Normal OP */
+ mc146818_write8(RTC_CONFIG_A, 0x20);
+ mc146818_write8(RTC_CONFIG_B, 0x00);
+ mc146818_write8(RTC_CONFIG_B, 0x00);
+
+ /* Enable the RTC to update the regs */
+ mc146818_write8(RTC_CONFIG_B, 0x02);
+}
+
+static void mc146818_init(void)
{
#if CLEAR_CMOS
int i;
@@ -198,14 +182,126 @@ void rtc_init(void)
#endif
/* Setup the real time clock */
- rtc_write8(RTC_CONFIG_B, RTC_CONFIG_B_24H);
+ mc146818_write8(RTC_CONFIG_B, RTC_CONFIG_B_24H);
/* Setup the frequency it operates at */
- rtc_write8(RTC_CONFIG_A, RTC_CONFIG_A_REF_CLCK_32KHZ |
- RTC_CONFIG_A_RATE_1024HZ);
+ mc146818_write8(RTC_CONFIG_A, RTC_CONFIG_A_REF_CLCK_32KHZ |
+ RTC_CONFIG_A_RATE_1024HZ);
/* Ensure all reserved bits are 0 in register D */
- rtc_write8(RTC_CONFIG_D, RTC_CONFIG_D_VALID_RAM_AND_TIME);
+ mc146818_write8(RTC_CONFIG_D, RTC_CONFIG_D_VALID_RAM_AND_TIME);
/* Clear any pending interrupts */
- rtc_read8(RTC_CONFIG_C);
+ mc146818_read8(RTC_CONFIG_C);
}
#endif
+
+#ifdef CONFIG_DM_RTC
+
+static int rtc_mc146818_get(struct udevice *dev, struct rtc_time *time)
+{
+ return mc146818_get(time);
+}
+
+static int rtc_mc146818_set(struct udevice *dev, const struct rtc_time *time)
+{
+ return mc146818_set((struct rtc_time *)time);
+}
+
+static int rtc_mc146818_reset(struct udevice *dev)
+{
+ mc146818_reset();
+
+ return 0;
+}
+
+static int rtc_mc146818_read8(struct udevice *dev, unsigned int reg)
+{
+ return mc146818_read8(reg);
+}
+
+static int rtc_mc146818_write8(struct udevice *dev, unsigned int reg, int val)
+{
+ mc146818_write8(reg, val);
+
+ return 0;
+}
+
+static int rtc_mc146818_bind(struct udevice *dev)
+{
+ mc146818_init();
+
+ return 0;
+}
+
+static const struct rtc_ops rtc_mc146818_ops = {
+ .get = rtc_mc146818_get,
+ .set = rtc_mc146818_set,
+ .reset = rtc_mc146818_reset,
+ .read8 = rtc_mc146818_read8,
+ .write8 = rtc_mc146818_write8,
+};
+
+static const struct udevice_id rtc_mc146818_ids[] = {
+ { .compatible = "motorola,mc146818" },
+ { }
+};
+
+U_BOOT_DRIVER(rtc_mc146818) = {
+ .name = "rtc_mc146818",
+ .id = UCLASS_RTC,
+ .of_match = rtc_mc146818_ids,
+ .bind = rtc_mc146818_bind,
+ .ops = &rtc_mc146818_ops,
+};
+
+#else /* !CONFIG_DM_RTC */
+
+int rtc_get(struct rtc_time *tmp)
+{
+ return mc146818_get(tmp);
+}
+
+int rtc_set(struct rtc_time *tmp)
+{
+ return mc146818_set(tmp);
+}
+
+void rtc_reset(void)
+{
+ mc146818_reset();
+}
+
+int rtc_read8(int reg)
+{
+ return mc146818_read8(reg);
+}
+
+void rtc_write8(int reg, uchar val)
+{
+ mc146818_write8(reg, val);
+}
+
+u32 rtc_read32(int reg)
+{
+ u32 value = 0;
+ int i;
+
+ for (i = 0; i < sizeof(value); i++)
+ value |= rtc_read8(reg + i) << (i << 3);
+
+ return value;
+}
+
+void rtc_write32(int reg, u32 value)
+{
+ int i;
+
+ for (i = 0; i < sizeof(value); i++)
+ rtc_write8(reg + i, (value >> (i << 3)) & 0xff);
+}
+
+void rtc_init(void)
+{
+ mc146818_init();
+}
+
+#endif /* CONFIG_DM_RTC */
diff --git a/drivers/spi/ich.c b/drivers/spi/ich.c
index 50354fdde1..2e388e7ad9 100644
--- a/drivers/spi/ich.c
+++ b/drivers/spi/ich.c
@@ -40,6 +40,7 @@ struct ich_spi_priv {
int status;
int control;
int bbar;
+ int bcr;
uint32_t *pr; /* only for ich9 */
int speed; /* pointer to speed control */
ulong max_speed; /* Maximum bus speed in MHz */
@@ -239,6 +240,7 @@ static int ich_init_controller(struct ich_spi_platdata *plat,
ctlr->speed = ctlr->control + 2;
ctlr->bbar = offsetof(struct ich9_spi_regs, bbar);
ctlr->preop = offsetof(struct ich9_spi_regs, preop);
+ ctlr->bcr = offsetof(struct ich9_spi_regs, bcr);
ctlr->pr = &ich9_spi->pr[0];
ctlr->base = ich9_spi;
} else {
@@ -411,6 +413,7 @@ static int ich_spi_xfer(struct udevice *dev, unsigned int bitlen,
const void *dout, void *din, unsigned long flags)
{
struct udevice *bus = dev_get_parent(dev);
+ struct ich_spi_platdata *plat = dev_get_platdata(bus);
struct ich_spi_priv *ctlr = dev_get_priv(bus);
uint16_t control;
int16_t opcode_index;
@@ -422,7 +425,7 @@ static int ich_spi_xfer(struct udevice *dev, unsigned int bitlen,
int using_cmd = 0;
int ret;
- /* Ee don't support writing partial bytes. */
+ /* We don't support writing partial bytes */
if (bitlen % 8) {
debug("ICH SPI: Accessing partial bytes not supported\n");
return -EPROTONOSUPPORT;
@@ -477,7 +480,10 @@ static int ich_spi_xfer(struct udevice *dev, unsigned int bitlen,
if (ret < 0)
return ret;
- ich_writew(ctlr, SPIS_CDS | SPIS_FCERR, ctlr->status);
+ if (plat->ich_version == 7)
+ ich_writew(ctlr, SPIS_CDS | SPIS_FCERR, ctlr->status);
+ else
+ ich_writeb(ctlr, SPIS_CDS | SPIS_FCERR, ctlr->status);
spi_setup_type(trans, using_cmd ? bytes : 0);
opcode_index = spi_setup_opcode(ctlr, trans);
@@ -601,7 +607,7 @@ static int ich_spi_xfer(struct udevice *dev, unsigned int bitlen,
return status;
if (status & SPIS_FCERR) {
- debug("ICH SPI: Data transaction error\n");
+ debug("ICH SPI: Data transaction error %x\n", status);
return -EIO;
}
@@ -619,7 +625,6 @@ static int ich_spi_xfer(struct udevice *dev, unsigned int bitlen,
return 0;
}
-
/*
* This uses the SPI controller from the Intel Cougar Point and Panther Point
* PCH to write-protect portions of the SPI flash until reboot. The changes
@@ -685,13 +690,10 @@ static int ich_spi_probe(struct udevice *bus)
* v9, deassert SMM BIOS Write Protect Disable.
*/
if (plat->use_sbase) {
- struct ich9_spi_regs *ich9_spi;
-
- ich9_spi = priv->base;
- bios_cntl = ich_readb(priv, ich9_spi->bcr);
+ bios_cntl = ich_readb(priv, priv->bcr);
bios_cntl &= ~(1 << 5); /* clear Enable InSMM_STS (EISS) */
bios_cntl |= 1; /* Write Protect Disable (WPD) */
- ich_writeb(priv, bios_cntl, ich9_spi->bcr);
+ ich_writeb(priv, bios_cntl, priv->bcr);
} else {
pci_read_config_byte(plat->dev, 0xdc, &bios_cntl);
if (plat->ich_version == 9)
diff --git a/drivers/video/vesa_fb.c b/drivers/video/vesa_fb.c
index 47f824a726..909f8e8091 100644
--- a/drivers/video/vesa_fb.c
+++ b/drivers/video/vesa_fb.c
@@ -1,6 +1,5 @@
/*
- *
- * Vesa frame buffer driver for x86
+ * VESA frame buffer driver
*
* Copyright (C) 2014 Google, Inc
*
@@ -17,16 +16,6 @@
*/
GraphicDevice ctfb;
-/* Devices to allow - only the last one works fully */
-struct pci_device_id vesa_video_ids[] = {
- { .vendor = 0x102b, .device = 0x0525 },
- { .vendor = 0x1002, .device = 0x5159 },
- { .vendor = 0x1002, .device = 0x4752 },
- { .vendor = 0x1002, .device = 0x5452 },
- { .vendor = 0x8086, .device = 0x0f31 },
- {},
-};
-
void *video_hw_init(void)
{
GraphicDevice *gdev = &ctfb;
@@ -36,8 +25,7 @@ void *video_hw_init(void)
printf("Video: ");
if (vbe_get_video_info(gdev)) {
- /* TODO: Should we look these up by class? */
- dev = pci_find_devices(vesa_video_ids, 0);
+ dev = pci_find_class(PCI_CLASS_DISPLAY_VGA << 8, 0);
if (dev == -1) {
printf("no card detected\n");
return NULL;