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-rw-r--r--src/southbridge/amd/agesa/hudson/fadt.c22
-rw-r--r--src/southbridge/amd/agesa/hudson/hudson.c59
-rw-r--r--src/southbridge/amd/agesa/hudson/hudson.h14
3 files changed, 38 insertions, 57 deletions
diff --git a/src/southbridge/amd/agesa/hudson/fadt.c b/src/southbridge/amd/agesa/hudson/fadt.c
index 4c26a0b426..04c5a59b8e 100644
--- a/src/southbridge/amd/agesa/hudson/fadt.c
+++ b/src/southbridge/amd/agesa/hudson/fadt.c
@@ -69,23 +69,15 @@ void acpi_create_fadt(acpi_fadt_t * fadt, acpi_facs_t * facs, void *dsdt)
fadt->s4bios_req = 0; /* unused if SMI_CMD = 0 */
fadt->pstate_cnt = 0; /* unused if SMI_CMD = 0 */
- pm_iowrite(0x60, ACPI_PM_EVT_BLK & 0xFF);
- pm_iowrite(0x61, ACPI_PM_EVT_BLK >> 8);
- pm_iowrite(0x62, ACPI_PM1_CNT_BLK & 0xFF);
- pm_iowrite(0x63, ACPI_PM1_CNT_BLK >> 8);
- pm_iowrite(0x64, ACPI_PM_TMR_BLK & 0xFF);
- pm_iowrite(0x65, ACPI_PM_TMR_BLK >> 8);
- pm_iowrite(0x68, ACPI_GPE0_BLK & 0xFF);
- pm_iowrite(0x69, ACPI_GPE0_BLK >> 8);
-
+ pm_write16(0x60, ACPI_PM_EVT_BLK);
+ pm_write16(0x62, ACPI_PM1_CNT_BLK);
+ pm_write16(0x64, ACPI_PM_TMR_BLK);
+ pm_write16(0x68, ACPI_GPE0_BLK);
/* CpuControl is in \_PR.CPU0, 6 bytes */
- pm_iowrite(0x66, ACPI_CPU_CONTROL & 0xFF);
- pm_iowrite(0x67, ACPI_CPU_CONTROL >> 8);
-
- pm_iowrite(0x6A, 0); /* AcpiSmiCmdLo */
- pm_iowrite(0x6B, 0); /* AcpiSmiCmdHi */
+ pm_write16(0x66, ACPI_CPU_CONTROL);
+ pm_write16(0x6A, 0); /* AcpiSmiCmd */
- pm_iowrite(0x74, 1<<0 | 1<<1 | 1<<4 | 1<<2); /* AcpiDecodeEnable, When set, SB uses
+ pm_write8(0x74, 1<<0 | 1<<1 | 1<<4 | 1<<2); /* AcpiDecodeEnable, When set, SB uses
* the contents of the PM registers at
* index 60-6B to decode ACPI I/O address.
* AcpiSmiEn & SmiCmdEn*/
diff --git a/src/southbridge/amd/agesa/hudson/hudson.c b/src/southbridge/amd/agesa/hudson/hudson.c
index 21399117f3..8289c7fef6 100644
--- a/src/southbridge/amd/agesa/hudson/hudson.c
+++ b/src/southbridge/amd/agesa/hudson/hudson.c
@@ -30,6 +30,13 @@
#include "hudson.h"
#include "smbus.h"
+/* Offsets from ACPI_MMIO_BASE
+ * This is defined by AGESA, but we don't include AGESA headers to avoid
+ * polluting the namesace.
+ */
+#define PM_MMIO_BASE 0xfed80300
+
+
#if CONFIG_HAVE_ACPI_RESUME
int acpi_get_sleep_type(void)
{
@@ -64,39 +71,26 @@ void set_sm_enable_bits(device_t sm_dev, u32 reg_pos, u32 mask, u32 val)
}
}
-static void pmio_write_index(u16 port_base, u8 reg, u8 value)
-{
- outb(reg, port_base);
- outb(value, port_base + 1);
-}
-
-static u8 pmio_read_index(u16 port_base, u8 reg)
+void pm_write8(u8 reg, u8 value)
{
- outb(reg, port_base);
- return inb(port_base + 1);
+ write8(PM_MMIO_BASE + reg, value);
}
-void pm_iowrite(u8 reg, u8 value)
+u8 pm_read8(u8 reg)
{
- pmio_write_index(PM_INDEX, reg, value);
+ return read8(PM_MMIO_BASE + reg);
}
-u8 pm_ioread(u8 reg)
+void pm_write16(u8 reg, u16 value)
{
- return pmio_read_index(PM_INDEX, reg);
+ write16(PM_MMIO_BASE + reg, value);
}
-void pm2_iowrite(u8 reg, u8 value)
+u16 pm_read16(u16 reg)
{
- pmio_write_index(PM2_INDEX, reg, value);
+ return read16(PM_MMIO_BASE + reg);
}
-u8 pm2_ioread(u8 reg)
-{
- return pmio_read_index(PM2_INDEX, reg);
-}
-
-
void hudson_enable(device_t dev)
{
printk(BIOS_DEBUG, "hudson_enable()\n");
@@ -107,24 +101,21 @@ void hudson_enable(device_t dev)
device_t sd_dev = dev_find_slot( 0, PCI_DEVFN( 0x14, 7));
u32 sd_device_id = pci_read_config32( sd_dev, 0) >> 16;
/* turn off the SDHC controller in the PM reg */
- u8 sd_tmp;
+ u8 reg8;
if (sd_device_id == PCI_DEVICE_ID_AMD_HUDSON_SD) {
- outb(0xE7, PM_INDEX);
- sd_tmp = inb(PM_DATA);
- sd_tmp &= ~(1 << 0);
- outb(sd_tmp, PM_DATA);
+ reg8 = pm_read8(0xe7);
+ reg8 &= ~(1 << 0);
+ pm_write8(0xe7, reg8);
}
else if (sd_device_id == PCI_DEVICE_ID_AMD_YANGTZE_SD) {
- outb(0xE8, PM_INDEX);
- sd_tmp = inb(PM_DATA);
- sd_tmp &= ~(1 << 0);
- outb(sd_tmp, PM_DATA);
+ reg8 = pm_read8(0xe8);
+ reg8 &= ~(1 << 0);
+ pm_write8(0xe8, reg8);
}
/* remove device 0:14.7 from PCI space */
- outb(0xD3, PM_INDEX);
- sd_tmp = inb(PM_DATA);
- sd_tmp &= ~(1 << 6);
- outb(sd_tmp, PM_DATA);
+ reg8 = pm_read8(0xd3);
+ reg8 &= ~(1 << 6);
+ pm_write8(0xd3, reg8);
}
break;
default:
diff --git a/src/southbridge/amd/agesa/hudson/hudson.h b/src/southbridge/amd/agesa/hudson/hudson.h
index e8f80aaf4e..73e7bd4140 100644
--- a/src/southbridge/amd/agesa/hudson/hudson.h
+++ b/src/southbridge/amd/agesa/hudson/hudson.h
@@ -29,8 +29,6 @@
#define BIOSRAM_DATA 0xcd5
#define PM_INDEX 0xcd6
#define PM_DATA 0xcd7
-#define PM2_INDEX 0xcd0
-#define PM2_DATA 0xcd1
#define HUDSON_ACPI_IO_BASE 0x800
@@ -40,12 +38,6 @@
#define ACPI_GPE0_BLK (HUDSON_ACPI_IO_BASE + 0x10) /* 8 bytes */
#define ACPI_CPU_CONTROL (HUDSON_ACPI_IO_BASE + 0x08) /* 6 bytes */
-void pm_iowrite(u8 reg, u8 value);
-u8 pm_ioread(u8 reg);
-void pm2_iowrite(u8 reg, u8 value);
-u8 pm2_ioread(u8 reg);
-void set_sm_enable_bits(device_t sm_dev, u32 reg_pos, u32 mask, u32 val);
-
#define REV_HUDSON_A11 0x11
#define REV_HUDSON_A12 0x12
@@ -57,6 +49,12 @@ void set_sm_enable_bits(device_t sm_dev, u32 reg_pos, u32 mask, u32 val);
#define SMI_CMD_PORT 0xB0 // SmiCmdPortAddr;
#define SPIROM_BASE_ADDRESS_REGISTER 0xA0
+void pm_write8(u8 reg, u8 value);
+u8 pm_read8(u8 reg);
+void pm_write16(u8 reg, u16 value);
+u16 pm_read16(u16 reg);
+void set_sm_enable_bits(device_t sm_dev, u32 reg_pos, u32 mask, u32 val);
+
#ifdef __PRE_RAM__
void hudson_lpc_port80(void);
void hudson_pci_port80(void);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-03 00:49:54 +0000