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stoneyridge: Move agesa out of bootblock

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This is Garrett's patch with a bit of cleanup.

BUG=b:65442212
TEST=Was able to boot, suspend and resume on grunt.

Change-Id: I55959b59a4e60b679d959ebd77de27e5d454f5f7
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Reviewed-on: https://review.coreboot.org/26478
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Raul E Rangel
2018-06-12 10:53:55 -06:00
committed by Martin Roth
parent f1eff68ef5
commit 873b4e70bc
2 changed files with 44 additions and 57 deletions
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57
src/soc/amd/stoneyridge/bootblock/bootblock.c
View File

@@ -52,27 +52,6 @@ static void amd_initmmio(void)
set_var_mtrr(mtrr, FLASH_BASE_ADDR, CONFIG_ROM_SIZE, MTRR_TYPE_WRPROT);
}
/*
* To move AGESA calls to romstage, just move agesa_call() and bsp_agesa_call()
* to romstage.c. Also move the call to bsp_agesa_call() to the marked location
* in romstage.c.
*/
static void agesa_call(void)
{
post_code(0x37);
do_agesawrapper(agesawrapper_amdinitreset, "amdinitreset");
post_code(0x38);
/* APs will not exit amdinitearly */
do_agesawrapper(agesawrapper_amdinitearly, "amdinitearly");
}
static void bsp_agesa_call(void)
{
set_ap_entry_ptr(agesa_call); /* indicate the path to the AP */
agesa_call();
}
asmlinkage void bootblock_c_entry(uint64_t base_timestamp)
{
amd_initmmio();
@@ -97,37 +76,6 @@ void bootblock_soc_early_init(void)
post_code(0x90);
}
/*
* This step is in bootblock because the SMU FW1 must be loaded prior to
* issuing any reset to the system. Set up just enough to get the command
* to the PSP. A side effect of placing this step here is we will always
* load a RO version of FW1 and never a RW version.
*
* todo: If AMD develops a more robust methodology, move this function to
* romstage.
*/
static void load_smu_fw1(void)
{
u32 base, limit, cmd;
/* Open a posted hole from 0x80000000 : 0xfed00000-1 */
base = (0x80000000 >> 8) | MMIO_WE | MMIO_RE;
limit = (ALIGN_DOWN(HPET_BASE_ADDRESS - 1, 64 * KiB) >> 8);
pci_write_config32(SOC_ADDR_DEV, D18F1_MMIO_LIMIT0_LO, limit);
pci_write_config32(SOC_ADDR_DEV, D18F1_MMIO_BASE0_LO, base);
/* Preload a value into "BAR3" and enable it */
pci_write_config32(SOC_PSP_DEV, PSP_MAILBOX_BAR, PSP_MAILBOX_BAR3_BASE);
pci_write_config32(SOC_PSP_DEV, PSP_BAR_ENABLES, PSP_MAILBOX_BAR_EN);
/* Enable memory access and master */
cmd = pci_read_config32(SOC_PSP_DEV, PCI_COMMAND);
cmd |= PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
pci_write_config32(SOC_PSP_DEV, PCI_COMMAND, cmd);
psp_load_named_blob(MBOX_BIOS_CMD_SMU_FW, "smu_fw");
}
void bootblock_soc_init(void)
{
if (IS_ENABLED(CONFIG_STONEYRIDGE_UART))
@@ -137,11 +85,6 @@ void bootblock_soc_init(void)
u32 val = cpuid_eax(1);
printk(BIOS_DEBUG, "Family_Model: %08x\n", val);
if (IS_ENABLED(CONFIG_SOC_AMD_PSP_SELECTABLE_SMU_FW))
load_smu_fw1();
bsp_agesa_call();
/* Initialize any early i2c buses. */
i2c_soc_early_init();
}

44
src/soc/amd/stoneyridge/romstage.c
View File

@@ -41,6 +41,44 @@ void __weak mainboard_romstage_entry(int s3_resume)
/* By default, don't do anything */
}
static void load_smu_fw1(void)
{
u32 base, limit, cmd;
/* Open a posted hole from 0x80000000 : 0xfed00000-1 */
base = (0x80000000 >> 8) | MMIO_WE | MMIO_RE;
limit = (ALIGN_DOWN(HPET_BASE_ADDRESS - 1, 64 * KiB) >> 8);
pci_write_config32(SOC_ADDR_DEV, D18F1_MMIO_LIMIT0_LO, limit);
pci_write_config32(SOC_ADDR_DEV, D18F1_MMIO_BASE0_LO, base);
/* Preload a value into "BAR3" and enable it */
pci_write_config32(SOC_PSP_DEV, PSP_MAILBOX_BAR, PSP_MAILBOX_BAR3_BASE);
pci_write_config32(SOC_PSP_DEV, PSP_BAR_ENABLES, PSP_MAILBOX_BAR_EN);
/* Enable memory access and master */
cmd = pci_read_config32(SOC_PSP_DEV, PCI_COMMAND);
cmd |= PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
pci_write_config32(SOC_PSP_DEV, PCI_COMMAND, cmd);
psp_load_named_blob(MBOX_BIOS_CMD_SMU_FW, "smu_fw");
}
static void agesa_call(void)
{
post_code(0x37);
do_agesawrapper(agesawrapper_amdinitreset, "amdinitreset");
post_code(0x38);
/* APs will not exit amdinitearly */
do_agesawrapper(agesawrapper_amdinitearly, "amdinitearly");
}
static void bsp_agesa_call(void)
{
set_ap_entry_ptr(agesa_call); /* indicate the path to the AP */
agesa_call();
}
asmlinkage void car_stage_entry(void)
{
struct postcar_frame pcf;
@@ -61,6 +99,12 @@ asmlinkage void car_stage_entry(void)
console_init();
if (IS_ENABLED(CONFIG_SOC_AMD_PSP_SELECTABLE_SMU_FW))
load_smu_fw1();
bsp_agesa_call();
mainboard_romstage_entry(s3_resume);
if (!s3_resume) {