diff options
| author | Greg Watson <jarrah@users.sourceforge.net> | 2004-01-22 00:45:13 +0000 |
|---|---|---|
| committer | Greg Watson <jarrah@users.sourceforge.net> | 2004-01-22 00:45:13 +0000 |
| commit | c5acd90b53f90363ed691a6fd63675af78fea971 (patch) | |
| tree | e9891bbf44412f00a3d45ccbcc946c4bde2e0dcc /src | |
| parent | 86da2207882bfaa9cc2f7772675d5e5717ac0a10 (diff) | |
try to get memory mapped i/o to work
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1349 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/embeddedplanet/ep405pc/Config.lb | 20 | ||||
| -rw-r--r-- | src/mainboard/embeddedplanet/ep405pc/init.c | 12 |
2 files changed, 22 insertions, 10 deletions
diff --git a/src/mainboard/embeddedplanet/ep405pc/Config.lb b/src/mainboard/embeddedplanet/ep405pc/Config.lb index 5b9669b8fc..38708daac1 100644 --- a/src/mainboard/embeddedplanet/ep405pc/Config.lb +++ b/src/mainboard/embeddedplanet/ep405pc/Config.lb @@ -4,18 +4,30 @@ uses PCIC0_CFGADDR uses PCIC0_CFGDATA -uses UART0_IO_BASE +uses ISA_IO_BASE +uses ISA_MEM_BASE +uses TTYS0_BASE +uses _IO_BASE ## -## Set PCI registers +## Set PCI configuration register addresses ## default PCIC0_CFGADDR=0xeec00000 default PCIC0_CFGDATA=0xeec00004 ## -## Set UART base address +## Set PCI/ISA I/O and memory base address ## -default UART0_IO_BASE=0xef600300 +default ISA_IO_BASE=0xe8000000 +default ISA_MEM_BASE=0x80000000 +default _IO_BASE=ISA_IO_BASE + +## +## HACK ALERT: the UART0 registers are not in the PCI I/O address space +## but both IDE and UART use the same routines for I/O (inb/outb). To get +## around this we set TTYSO_BASE to the difference between the two. +## +default TTYS0_BASE=0xef600300-ISA_IO_BASE ## ## Early board initialization, called from ppc_main() diff --git a/src/mainboard/embeddedplanet/ep405pc/init.c b/src/mainboard/embeddedplanet/ep405pc/init.c index 240a392260..2ab248c5c2 100644 --- a/src/mainboard/embeddedplanet/ep405pc/init.c +++ b/src/mainboard/embeddedplanet/ep405pc/init.c @@ -54,21 +54,21 @@ board_init(void) /* * Enable FLASH, NVRAM, POR */ - outb(0x9C, 0xF4000002); + out_8(0x9C, 0xF4000002); /* * Enable UART0 */ - outb(0x20, 0xF4000003); + out_8(0x20, 0xF4000003); /* * Cycle LEDs to show something is happening... */ - outb(0x07, 0xF4000009); + out_8(0x07, 0xF4000009); udelay(100000); - outb(0x0B, 0xF4000009); + out_8(0x0B, 0xF4000009); udelay(100000); - outb(0x0D, 0xF4000009); + out_8(0x0D, 0xF4000009); udelay(100000); - outb(0x0E, 0xF4000009); + out_8(0x0E, 0xF4000009); } |