add support for AMD Serenade mainboard, why we have phantom devices here?

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1606 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 219 insertions, 0 deletions

diff --git a/src/mainboard/amd/serenade/auto.c b/src/mainboard/amd/serenade/auto.c
new file mode 100644
index 0000000000..f9c0e9b352
--- /dev/null
+++ b/src/mainboard/amd/serenade/auto.c
@@ -0,0 +1,219 @@
+#define ASSEMBLY 1
+#define DEFAULT_CONSOLE_LOGLEVEL 8
+#define MAXIMUM_CONSOLE_LOGLEVEL 8
+#include <stdint.h>
+#include <device/pci_def.h>
+#include <arch/io.h>
+#include <device/pnp_def.h>
+#include <arch/romcc_io.h>
+#include <arch/smp/lapic.h>
+#include "option_table.h"
+#include "pc80/mc146818rtc_early.c"
+#include "pc80/serial.c"
+#include "arch/i386/lib/console.c"
+#include "ram/ramtest.c"
+#include "northbridge/amd/amdk8/incoherent_ht.c"
+#include "southbridge/amd/amd8111/amd8111_early_smbus.c"
+#include "northbridge/amd/amdk8/raminit.h"
+#include "cpu/k8/apic_timer.c"
+#include "lib/delay.c"
+#include "cpu/p6/boot_cpu.c"
+#include "northbridge/amd/amdk8/reset_test.c"
+#include "northbridge/amd/amdk8/debug.c"
+#include "northbridge/amd/amdk8/cpu_rev.c"
+#include "superio/winbond/w83627hf/w83627hf_early_serial.c"
+
+#define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
+
+static void hard_reset(void)
+{
+	set_bios_reset();
+
+	/* enable cf9 */
+	pci_write_config8(PCI_DEV(0, 0x04, 3), 0x41, 0xf1);
+	/* reset */
+	outb(0x0e, 0x0cf9);
+}
+
+static void soft_reset(void)
+{
+	set_bios_reset();
+	pci_write_config8(PCI_DEV(0, 0x04, 0), 0x47, 1);
+}
+
+static void memreset_setup(void)
+{
+	if (is_cpu_pre_c0()) {
+		/* Set the memreset low */
+		outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 16);
+		/* Ensure the BIOS has control of the memory lines */
+		outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 17);
+	} else {
+		/* Ensure the CPU has controll of the memory lines */
+		outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 17);
+	}
+}
+
+static void memreset(int controllers, const struct mem_controller *ctrl)
+{
+	if (is_cpu_pre_c0()) {
+		udelay(800);
+		/* Set memreset_high */
+		outb((0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 16);
+		udelay(90);
+	}
+}
+
+static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes)
+{
+	/* Routing Table Node i 
+	 *
+	 * F0: 0x40, 0x44, 0x48, 0x4c, 0x50, 0x54, 0x58, 0x5c 
+	 *  i:    0,    1,    2,    3,    4,    5,    6,    7
+	 *
+	 * [ 0: 3] Request Route
+	 *     [0] Route to this node
+	 *     [1] Route to Link 0
+	 *     [2] Route to Link 1
+	 *     [3] Route to Link 2
+	 * [11: 8] Response Route
+	 *     [0] Route to this node
+	 *     [1] Route to Link 0
+	 *     [2] Route to Link 1
+	 *     [3] Route to Link 2
+	 * [19:16] Broadcast route
+	 *     [0] Route to this node
+	 *     [1] Route to Link 0
+	 *     [2] Route to Link 1
+	 *     [3] Route to Link 2
+	 */
+
+	uint32_t ret = 0x00010101; /* default row entry */
+
+        /* CPU0 LDT0 <-> LDT0 CPU1 */
+	static const unsigned int rows_2p[2][2] = {
+		{ 0x00030101, 0x00010202 },
+		{ 0x00010202, 0x00030101 }
+	};
+
+	if (maxnodes > 2) {
+		print_debug("this mainboard is only designed for 2 cpus\r\n");
+		maxnodes = 2;
+	}
+
+	if (!(node >= maxnodes || row >= maxnodes)) {
+		ret = rows_2p[node][row];
+	}
+
+	return ret;
+}
+
+static inline void activate_spd_rom(const struct mem_controller *ctrl)
+{
+	/* nothing to do */
+}
+
+static inline int spd_read_byte(unsigned device, unsigned address)
+{
+	return smbus_read_byte(device, address);
+}
+
+#include "northbridge/amd/amdk8/raminit.c"
+
+#include "northbridge/amd/amdk8/coherent_ht.c"
+#include "sdram/generic_sdram.c"
+#include "mainboard/amd/serenade/resourcemap.c"
+
+#define FIRST_CPU  1
+#define SECOND_CPU 1
+#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU)
+static void main(void)
+{
+	/*
+	 * GPIO28 of 8111 will control H0_MEMRESET_L
+	 * GPIO29 of 8111 will control H1_MEMRESET_L
+	 */
+	static const struct mem_controller cpu[] = {
+#if FIRST_CPU
+		{
+			.node_id = 0,
+			.f0 = PCI_DEV(0, 0x18, 0),
+			.f1 = PCI_DEV(0, 0x18, 1),
+			.f2 = PCI_DEV(0, 0x18, 2),
+			.f3 = PCI_DEV(0, 0x18, 3),
+			.channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 },
+			.channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 },
+		},
+#endif
+#if SECOND_CPU
+		{
+			.node_id = 1,
+			.f0 = PCI_DEV(0, 0x19, 0),
+			.f1 = PCI_DEV(0, 0x19, 1),
+			.f2 = PCI_DEV(0, 0x19, 2),
+			.f3 = PCI_DEV(0, 0x19, 3),
+			.channel0 = { (0xa<<3)|4, (0xa<<3)|6, 0, 0 },
+			.channel1 = { (0xa<<3)|5, (0xa<<3)|7, 0, 0 },
+		},
+#endif
+	};
+	int needs_reset;
+
+	enable_lapic();
+	init_timer();
+
+	if (cpu_init_detected()) {
+		asm("jmp __cpu_reset");
+	}
+
+	distinguish_cpu_resets();
+	if (!boot_cpu()) {
+		stop_this_cpu();
+	}
+
+        w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE);
+	uart_init();
+	console_init();
+
+#if 0
+	print_pci_devices();
+#endif
+
+	setup_amd_serenade_resource_map();
+	needs_reset = setup_coherent_ht_domain();
+	/* non-coherent HT is on LDT2 */
+	needs_reset |= ht_setup_chain(PCI_DEV(0, 0x18, 0), 0xC0);
+	if (needs_reset) {
+		print_info("ht reset -\r\n");
+		soft_reset();
+	}
+
+#if 1
+	print_pci_devices();
+#endif
+
+	enable_smbus();
+
+#if 0
+	dump_spd_registers(&cpu[0]);
+#endif
+
+	memreset_setup();
+	sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu);
+
+#if 0
+	dump_pci_devices();
+#endif
+
+	print_pci_devices();
+
+#if 0
+	dump_pci_device(PCI_DEV(0, 0x18, 2));
+#endif
+
+#if 0
+	/* Check the first 1M */
+	ram_check(0x00000000, 0x001000000);
+#endif
+
+}