diff options
| -rw-r--r-- | src/southbridge/amd/pi/hudson/early_setup.c | 24 | ||||
| -rw-r--r-- | src/southbridge/amd/pi/hudson/hudson.h | 35 |
2 files changed, 59 insertions, 0 deletions
diff --git a/src/southbridge/amd/pi/hudson/early_setup.c b/src/southbridge/amd/pi/hudson/early_setup.c index 9500d0ec27..08697b998e 100644 --- a/src/southbridge/amd/pi/hudson/early_setup.c +++ b/src/southbridge/amd/pi/hudson/early_setup.c @@ -28,6 +28,7 @@ #include <arch/cpu.h> #include <cbmem.h> #include "hudson.h" +#include "pci_devs.h" void hudson_pci_port80(void) { @@ -93,6 +94,29 @@ void hudson_lpc_port80(void) pci_write_config8(dev, 0x4a, byte); } +void hudson_lpc_decode(void) +{ + device_t dev; + u32 tmp = 0; + + /* Enable I/O decode to LPC bus */ + dev = PCI_DEV(0, PCU_DEV, LPC_FUNC); + tmp = DECODE_ENABLE_PARALLEL_PORT0 | DECODE_ENABLE_PARALLEL_PORT2 + | DECODE_ENABLE_PARALLEL_PORT4 | DECODE_ENABLE_SERIAL_PORT0 + | DECODE_ENABLE_SERIAL_PORT1 | DECODE_ENABLE_SERIAL_PORT2 + | DECODE_ENABLE_SERIAL_PORT3 | DECODE_ENABLE_SERIAL_PORT4 + | DECODE_ENABLE_SERIAL_PORT5 | DECODE_ENABLE_SERIAL_PORT6 + | DECODE_ENABLE_SERIAL_PORT7 | DECODE_ENABLE_AUDIO_PORT0 + | DECODE_ENABLE_AUDIO_PORT1 | DECODE_ENABLE_AUDIO_PORT2 + | DECODE_ENABLE_AUDIO_PORT3 | DECODE_ENABLE_MSS_PORT2 + | DECODE_ENABLE_MSS_PORT3 | DECODE_ENABLE_FDC_PORT0 + | DECODE_ENABLE_FDC_PORT1 | DECODE_ENABLE_GAME_PORT + | DECODE_ENABLE_KBC_PORT | DECODE_ENABLE_ACPIUC_PORT + | DECODE_ENABLE_ADLIB_PORT; + + pci_write_config32(dev, LPC_IO_PORT_DECODE_ENABLE, tmp); +} + int s3_save_nvram_early(u32 dword, int size, int nvram_pos) { int i; diff --git a/src/southbridge/amd/pi/hudson/hudson.h b/src/southbridge/amd/pi/hudson/hudson.h index 90c3205ed1..6cd0f7843c 100644 --- a/src/southbridge/amd/pi/hudson/hudson.h +++ b/src/southbridge/amd/pi/hudson/hudson.h @@ -55,6 +55,40 @@ #define SPI_ROM_ENABLE 0x02 #define SPI_BASE_ADDRESS 0xFEC10000 +#define LPC_IO_PORT_DECODE_ENABLE 0x44 +#define DECODE_ENABLE_PARALLEL_PORT0 (1 << 0) +#define DECODE_ENABLE_PARALLEL_PORT1 (1 << 1) +#define DECODE_ENABLE_PARALLEL_PORT2 (1 << 2) +#define DECODE_ENABLE_PARALLEL_PORT3 (1 << 3) +#define DECODE_ENABLE_PARALLEL_PORT4 (1 << 4) +#define DECODE_ENABLE_PARALLEL_PORT5 (1 << 5) +#define DECODE_ENABLE_SERIAL_PORT0 (1 << 6) +#define DECODE_ENABLE_SERIAL_PORT1 (1 << 7) +#define DECODE_ENABLE_SERIAL_PORT2 (1 << 8) +#define DECODE_ENABLE_SERIAL_PORT3 (1 << 9) +#define DECODE_ENABLE_SERIAL_PORT4 (1 << 10) +#define DECODE_ENABLE_SERIAL_PORT5 (1 << 11) +#define DECODE_ENABLE_SERIAL_PORT6 (1 << 12) +#define DECODE_ENABLE_SERIAL_PORT7 (1 << 13) +#define DECODE_ENABLE_AUDIO_PORT0 (1 << 14) +#define DECODE_ENABLE_AUDIO_PORT1 (1 << 15) +#define DECODE_ENABLE_AUDIO_PORT2 (1 << 16) +#define DECODE_ENABLE_AUDIO_PORT3 (1 << 17) +#define DECODE_ENABLE_MIDI_PORT0 (1 << 18) +#define DECODE_ENABLE_MIDI_PORT1 (1 << 19) +#define DECODE_ENABLE_MIDI_PORT2 (1 << 20) +#define DECODE_ENABLE_MIDI_PORT3 (1 << 21) +#define DECODE_ENABLE_MSS_PORT0 (1 << 22) +#define DECODE_ENABLE_MSS_PORT1 (1 << 23) +#define DECODE_ENABLE_MSS_PORT2 (1 << 24) +#define DECODE_ENABLE_MSS_PORT3 (1 << 25) +#define DECODE_ENABLE_FDC_PORT0 (1 << 26) +#define DECODE_ENABLE_FDC_PORT1 (1 << 27) +#define DECODE_ENABLE_GAME_PORT (1 << 28) +#define DECODE_ENABLE_KBC_PORT (1 << 29) +#define DECODE_ENABLE_ACPIUC_PORT (1 << 30) +#define DECODE_ENABLE_ADLIB_PORT (1 << 31) + static inline int hudson_sata_enable(void) { /* True if IDE or AHCI. */ @@ -76,6 +110,7 @@ u16 pm_read16(u16 reg); #ifdef __PRE_RAM__ void hudson_lpc_port80(void); +void hudson_lpc_decode(void); void hudson_pci_port80(void); void hudson_clk_output_48Mhz(void); |