From c18170b241c2b242335e8c2d7bbfdbc138133cc1 Mon Sep 17 00:00:00 2001
From: "Ronald G. Minnich" <rminnich@gmail.com>
Date: Tue, 30 Sep 2003 23:53:45 +0000
Subject: [PATCH] more fixes for via ... plus a little more spew.

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1164 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
---
 src/boot/hardwaremain.c             |  1 +
 src/mainboard/via/epia/auto.c       | 26 ++++++++++++++++++++++++++
 src/mainboard/via/epia/irq_tables.c | 25 ++++++++++++++++---------
 targets/via/epia/Config.lb          |  6 ++++--
 4 files changed, 47 insertions(+), 11 deletions(-)

diff --git a/src/boot/hardwaremain.c b/src/boot/hardwaremain.c
index 6231d1167e..687b102bbe 100644
--- a/src/boot/hardwaremain.c
+++ b/src/boot/hardwaremain.c
@@ -160,6 +160,7 @@ void hardwaremain(int boot_complete)
 
 	/* If we have already booted attempt a hard reboot */
 	if (boot_complete) {
+		printk_spew("calling hard_reset\n");
 		hard_reset();
 	}
 	CONFIGURE(CONF_PASS_PRE_PCI);
diff --git a/src/mainboard/via/epia/auto.c b/src/mainboard/via/epia/auto.c
index e5ea66cec1..fe999b0608 100644
--- a/src/mainboard/via/epia/auto.c
+++ b/src/mainboard/via/epia/auto.c
@@ -50,6 +50,30 @@ static inline int spd_read_byte(unsigned device, unsigned address)
 #include "sdram/generic_sdram.c"
  */
 
+static void
+enable_mainboard_devices(void) {
+  device_t dev;
+  /* dev 0 for southbridge */
+  
+  dev = pci_locate_device(PCI_ID(0x1106,0x8231), 0);
+  
+  if (dev == PCI_DEV_INVALID) {
+    die("Southbridge not found!!!\n");
+  }
+  pci_write_config8(dev, 0x50, 7);
+  pci_write_config8(dev, 0x51, 0xff);
+}
+
+static void
+enable_shadow_ram(void) {
+  device_t dev = 0; /* no need to look up 0:0.0 */
+  unsigned char shadowreg;
+  /* dev 0 for southbridge */
+  shadowreg = pci_read_config8(dev, 0x63);
+  /* 0xf0000-0xfffff */
+  shadowreg |= 0x30;
+  pci_write_config8(dev, 0x63, shadowreg);
+}
 static void main(void)
 {
   unsigned long x;
@@ -57,10 +81,12 @@ static void main(void)
   outb(5, 0x80);
 
 	enable_vt8231_serial();
+	enable_mainboard_devices();
 	uart_init();
 	console_init();
 	
 	enable_smbus();
+	enable_shadow_ram();
 	/*
 	memreset_setup();
 	 this is way more generic than we need.
diff --git a/src/mainboard/via/epia/irq_tables.c b/src/mainboard/via/epia/irq_tables.c
index b59ce9f1e9..894c27dec5 100644
--- a/src/mainboard/via/epia/irq_tables.c
+++ b/src/mainboard/via/epia/irq_tables.c
@@ -7,19 +7,26 @@
 
 #include <arch/pirq_routing.h>
 
-
 const struct irq_routing_table intel_irq_routing_table = {
 	PIRQ_SIGNATURE, /* u32 signature */
 	PIRQ_VERSION,   /* u16 version   */
-	32+16*18,        /* there can be total 18 devices on the bus */
-	1,           /* Where the interrupt router lies (bus) */
-	0x23,           /* Where the interrupt router lies (dev) */
-	0,         /* IRQs devoted exclusively to PCI usage */
-	0x0,         /* Vendor */
-	0x0,         /* Device */
-	0,         /* Crap (miniport) */
+	32+16*5,        /* there can be total 5 devices on the bus */
+	0,              /* Where the interrupt router lies (bus) */
+	0x88,           /* Where the interrupt router lies (dev) */
+	0x1c20,         /* IRQs devoted exclusively to PCI usage */
+	0x1106,         /* Vendor */
+	0x8231,         /* Device */
+	0,              /* Crap (miniport) */
 	{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, /* u8 rfu[11] */
-	0x35,         /*  u8 checksum , this hase to set to some value that would give 0 after the sum of all bytes for this structure (including checksum) */
+	0x5e,         /*  u8 checksum , this hase to set to some value that would give 0 after the sum of all bytes for this structure (including checksum) */
 	{
+		/* 8231 ethernet */
+		{0,0x90, {{0x1, 0xdeb8}, {0x2, 0xdeb8}, {0x3, 0xdeb8}, {0x4, 0xdeb8}}, 0x1, 0},
+		/* 8231 internal */
+		{0,0x88, {{0x2, 0xdeb8}, {0x3, 0xdeb8}, {0x4, 0xdeb8}, {0x1, 0xdeb8}}, 0x2, 0},
+		/* PCI slot */
+		{0,0xa0, {{0x3, 0xdeb8}, {0x4, 0xdeb8}, {0x1, 0xdeb8}, {0x2, 0xdeb8}}, 0, 0},
+		{0,0x50, {{0x4, 0xdeb8}, {0x3, 0xdeb8}, {0x2, 0xdeb8}, {0x1, 0xdeb8}}, 0x3, 0},
+		{0,0x98, {{0x4, 0xdeb8}, {0x3, 0xdeb8}, {0x2, 0xdeb8}, {0x1, 0xdeb8}}, 0x4, 0},
 	}
 };
diff --git a/targets/via/epia/Config.lb b/targets/via/epia/Config.lb
index 3c7524d250..2b80ac4242 100644
--- a/targets/via/epia/Config.lb
+++ b/targets/via/epia/Config.lb
@@ -92,7 +92,8 @@ romimage "normal"
 	option LINUXBIOS_EXTRA_VERSION=".0Normal"
 	mainboard via/epia
 #	payload /usr/share/etherboot/5.1.9pre2-lnxi-lb/tg3--ide_disk.zelf
-	payload ../../../../tg3--ide_disk.zelf	
+#	payload ../../../../tg3--ide_disk.zelf	
+	payload ../../../../../lnxieepro100.ebi
 end
 
 romimage "fallback" 
@@ -101,7 +102,8 @@ romimage "fallback"
 	option LINUXBIOS_EXTRA_VERSION=".0Fallback"
 	mainboard via/epia
 #	payload /usr/share/etherboot/5.1.9pre2-lnxi-lb/tg3--ide_disk.zelf
-	payload ../../../../tg3--ide_disk.zelf	
+#	payload ../../../../tg3--ide_disk.zelf	
+	payload ../../../../../lnxieepro100.ebi
 end
 
 buildrom ./linuxbios.rom ROM_SIZE "normal" "fallback"