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authorVladimir Serbinenko <phcoder@gmail.com>2014-10-25 15:18:25 +0200
committerVladimir Serbinenko <phcoder@gmail.com>2014-11-04 23:02:27 +0100
commitab83ef02c7131d23a28c6acbd79e6cd9997dcec8 (patch)
tree2a04f314104c3a43e6eaaacd5cceb5ec8db81386 /src/southbridge/intel
parent9c4f1b8e05fbd659ebdb3d03d811f1ad39079a1a (diff)
downloadcoreboot-ab83ef02c7131d23a28c6acbd79e6cd9997dcec8.tar.xz
i82801gx: Handle whole FADT in southbridge.
Do all the handling in SB code with few parameters from devicetree.cb instead of having mobo callbacks. Change-Id: I8fd02ff05553a3c51ea5f6ae66b8f5502509e2bc Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com> Reviewed-on: http://review.coreboot.org/7199 Tested-by: build bot (Jenkins) Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Diffstat (limited to 'src/southbridge/intel')
-rw-r--r--src/southbridge/intel/i82801gx/chip.h3
-rw-r--r--src/southbridge/intel/i82801gx/lpc.c43
2 files changed, 30 insertions, 16 deletions
diff --git a/src/southbridge/intel/i82801gx/chip.h b/src/southbridge/intel/i82801gx/chip.h
index 76fc90ee59..2bb81d6ce5 100644
--- a/src/southbridge/intel/i82801gx/chip.h
+++ b/src/southbridge/intel/i82801gx/chip.h
@@ -71,6 +71,9 @@ struct southbridge_intel_i82801gx_config {
uint32_t sata_ports_implemented;
int c4onc3_enable:1;
+ int docking_supported:1;
+ int p_cnt_throttling_supported:1;
+ int c3_latency;
};
#endif /* SOUTHBRIDGE_INTEL_I82801GX_CHIP_H */
diff --git a/src/southbridge/intel/i82801gx/lpc.c b/src/southbridge/intel/i82801gx/lpc.c
index 10e40be608..3b6b71a588 100644
--- a/src/southbridge/intel/i82801gx/lpc.c
+++ b/src/southbridge/intel/i82801gx/lpc.c
@@ -455,9 +455,11 @@ static void lpc_init(struct device *dev)
i82801gx_fixups(dev);
}
-void southbridge_fill_fadt(acpi_fadt_t * fadt)
+void acpi_fill_fadt(acpi_fadt_t * fadt)
{
- u16 pmbase = pci_read_config16(dev_find_slot(0, PCI_DEVFN(0x1f,0)), 0x40) & 0xfffe;
+ device_t dev = dev_find_slot(0, PCI_DEVFN(0x1f,0));
+ config_t *chip = dev->chip_info;
+ u16 pmbase = pci_read_config16(dev, 0x40) & 0xfffe;
fadt->pm1a_evt_blk = pmbase;
fadt->pm1b_evt_blk = 0x0;
@@ -479,7 +481,7 @@ void southbridge_fill_fadt(acpi_fadt_t * fadt)
fadt->reset_reg.space_id = 1;
fadt->reset_reg.bit_width = 8;
fadt->reset_reg.bit_offset = 0;
- fadt->reset_reg.resv = 0;
+ fadt->reset_reg.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
fadt->reset_reg.addrl = 0xcf9;
fadt->reset_reg.addrh = 0;
@@ -488,56 +490,56 @@ void southbridge_fill_fadt(acpi_fadt_t * fadt)
fadt->x_pm1a_evt_blk.space_id = 1;
fadt->x_pm1a_evt_blk.bit_width = 32;
fadt->x_pm1a_evt_blk.bit_offset = 0;
- fadt->x_pm1a_evt_blk.resv = 0;
+ fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
fadt->x_pm1a_evt_blk.addrl = pmbase;
fadt->x_pm1a_evt_blk.addrh = 0x0;
fadt->x_pm1b_evt_blk.space_id = 0;
fadt->x_pm1b_evt_blk.bit_width = 0;
fadt->x_pm1b_evt_blk.bit_offset = 0;
- fadt->x_pm1b_evt_blk.resv = 0;
+ fadt->x_pm1b_evt_blk.access_size = 0;
fadt->x_pm1b_evt_blk.addrl = 0x0;
fadt->x_pm1b_evt_blk.addrh = 0x0;
fadt->x_pm1a_cnt_blk.space_id = 1;
fadt->x_pm1a_cnt_blk.bit_width = 16;
fadt->x_pm1a_cnt_blk.bit_offset = 0;
- fadt->x_pm1a_cnt_blk.resv = 0;
+ fadt->x_pm1a_cnt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS;
fadt->x_pm1a_cnt_blk.addrl = pmbase + 0x4;
fadt->x_pm1a_cnt_blk.addrh = 0x0;
fadt->x_pm1b_cnt_blk.space_id = 0;
fadt->x_pm1b_cnt_blk.bit_width = 0;
fadt->x_pm1b_cnt_blk.bit_offset = 0;
- fadt->x_pm1b_cnt_blk.resv = 0;
+ fadt->x_pm1b_cnt_blk.access_size = 0;
fadt->x_pm1b_cnt_blk.addrl = 0x0;
fadt->x_pm1b_cnt_blk.addrh = 0x0;
fadt->x_pm2_cnt_blk.space_id = 1;
fadt->x_pm2_cnt_blk.bit_width = 8;
fadt->x_pm2_cnt_blk.bit_offset = 0;
- fadt->x_pm2_cnt_blk.resv = 0;
+ fadt->x_pm2_cnt_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS;
fadt->x_pm2_cnt_blk.addrl = pmbase + 0x20;
fadt->x_pm2_cnt_blk.addrh = 0x0;
fadt->x_pm_tmr_blk.space_id = 1;
fadt->x_pm_tmr_blk.bit_width = 32;
fadt->x_pm_tmr_blk.bit_offset = 0;
- fadt->x_pm_tmr_blk.resv = 0;
+ fadt->x_pm_tmr_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
fadt->x_pm_tmr_blk.addrl = pmbase + 0x8;
fadt->x_pm_tmr_blk.addrh = 0x0;
fadt->x_gpe0_blk.space_id = 1;
fadt->x_gpe0_blk.bit_width = 64;
fadt->x_gpe0_blk.bit_offset = 0;
- fadt->x_gpe0_blk.resv = 0;
+ fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_DWORD_ACCESS;
fadt->x_gpe0_blk.addrl = pmbase + 0x28;
fadt->x_gpe0_blk.addrh = 0x0;
fadt->x_gpe1_blk.space_id = 0;
fadt->x_gpe1_blk.bit_width = 0;
fadt->x_gpe1_blk.bit_offset = 0;
- fadt->x_gpe1_blk.resv = 0;
+ fadt->x_gpe1_blk.access_size = 0;
fadt->x_gpe1_blk.addrl = 0x0;
fadt->x_gpe1_blk.addrh = 0x0;
fadt->day_alrm = 0xd;
@@ -554,14 +556,23 @@ void southbridge_fill_fadt(acpi_fadt_t * fadt)
fadt->cst_cnt = APM_CNT_CST_CONTROL;
fadt->p_lvl2_lat = 1;
- fadt->p_lvl3_lat = 0x23;
+ fadt->p_lvl3_lat = chip->c3_latency;
fadt->flush_size = 0;
fadt->flush_stride = 0;
fadt->duty_offset = 1;
- fadt->duty_width = 3;
- fadt->iapc_boot_arch = 0x00;
- fadt->flags = ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED |
- ACPI_FADT_SLEEP_BUTTON | ACPI_FADT_S4_RTC_WAKE;
+ if (chip->p_cnt_throttling_supported) {
+ fadt->duty_width = 3;
+ } else {
+ fadt->duty_width = 0;
+ }
+ fadt->iapc_boot_arch = 0x03;
+ fadt->flags = (ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED
+ | ACPI_FADT_SLEEP_BUTTON | ACPI_FADT_S4_RTC_WAKE
+ | ACPI_FADT_PLATFORM_CLOCK | ACPI_FADT_RESET_REGISTER
+ | ACPI_FADT_C2_MP_SUPPORTED);
+ if (chip->docking_supported) {
+ fadt->flags |= ACPI_FADT_DOCKING_SUPPORTED;
+ }
}
static void i82801gx_lpc_read_resources(device_t dev)