diff options
Diffstat (limited to 'src/southbridge/amd/sb800/lpc.c')
| -rw-r--r-- | src/southbridge/amd/sb800/lpc.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/src/southbridge/amd/sb800/lpc.c b/src/southbridge/amd/sb800/lpc.c index 50ff4d4cec..6b72a62327 100644 --- a/src/southbridge/amd/sb800/lpc.c +++ b/src/southbridge/amd/sb800/lpc.c @@ -122,7 +122,8 @@ static void sb800_lpc_enable_childrens_resources(device_t dev) struct bus *link; u32 reg, reg_x; int var_num = 0; - u16 reg_var[3]; + u16 reg_var[3] = {0x0, 0x0, 0x0}; + u8 wiosize = pci_read_config8(dev, 0x74); reg = pci_read_config32(dev, 0x44); reg_x = pci_read_config32(dev, 0x48); @@ -153,13 +154,14 @@ static void sb800_lpc_enable_childrens_resources(device_t dev) case 0x2f8: /* COM2 */ reg |= (1 << 7); break; - case 0x378: /* Parallal 1 */ + case 0x378: /* Parallel 1 */ reg |= (1 << 0); + reg |= (1 << 1); /* + 0x778 for ECP */ break; case 0x3f0: /* FD0 */ reg |= (1 << 26); break; - case 0x220: /* Aduio 0 */ + case 0x220: /* Audio 0 */ reg |= (1 << 8); break; case 0x300: /* Midi 0 */ @@ -189,12 +191,19 @@ static void sb800_lpc_enable_childrens_resources(device_t dev) switch (var_num) { case 0: reg_x |= (1 << 2); + if ((end - base) < 16) + wiosize |= (1 << 0); break; case 1: reg_x |= (1 << 24); + if ((end - base) < 16) + wiosize |= (1 << 2); break; case 2: reg_x |= (1 << 25); + reg_x |= (1 << 24); + if ((end - base) < 16) + wiosize |= (1 << 3); break; } reg_var[var_num++] = @@ -216,6 +225,7 @@ static void sb800_lpc_enable_childrens_resources(device_t dev) pci_write_config16(dev, 0x64, reg_var[0]); break; } + pci_write_config8(dev, 0x74, wiosize); } static void sb800_lpc_enable_resources(device_t dev) |