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-rw-r--r--src/mainboard/arima/hdama/Config.lb1
-rw-r--r--src/mainboard/arima/hdama/auto.c1219
2 files changed, 139 insertions, 1081 deletions
diff --git a/src/mainboard/arima/hdama/Config.lb b/src/mainboard/arima/hdama/Config.lb
index ca846195a0..38cda39c0c 100644
--- a/src/mainboard/arima/hdama/Config.lb
+++ b/src/mainboard/arima/hdama/Config.lb
@@ -2,6 +2,7 @@ uses HAVE_MP_TABLE
uses HAVE_PIRQ_TABLE
uses USE_FALLBACK_IMAGE
uses USE_NORMAL_IMAGE
+uses AMD8111_DEV
#
#
###
diff --git a/src/mainboard/arima/hdama/auto.c b/src/mainboard/arima/hdama/auto.c
index 61cf7cd356..94ce39d464 100644
--- a/src/mainboard/arima/hdama/auto.c
+++ b/src/mainboard/arima/hdama/auto.c
@@ -1,1125 +1,182 @@
#define ASSEMBLY 1
+#include <stdint.h>
+#include <device/pci_def.h>
#include "arch/romcc_io.h"
#include "pc80/serial.c"
#include "arch/i386/lib/console.c"
#include "ram/ramtest.c"
+#include "northbridge/amd/amdk8/early_ht.c"
+#include "southbridge/amd/amd8111/amd8111_early_smbus.c"
+#include "northbridge/amd/amdk8/raminit.c"
+#include "northbridge/amd/amdk8/coherent_ht.c"
+#include "sdram/generic_sdram.c"
+#define NODE_ID 0x60
+#define HT_INIT_CONTROL 0x6c
-#define MEMORY_512MB 0 /* SuSE Solo configuration */
-#define MEMORY_1024MB 1 /* LNXI Solo configuration */
-
-
+#define HTIC_ColdR_Detect (1<<4)
+#define HTIC_BIOSR_Detect (1<<5)
+#define HTIC_INIT_Detect (1<<6)
-static void sdram_set_registers(void)
+static int boot_cpu(void)
{
- static const unsigned int register_values[] = {
- /* Routing Table Node i
- * F0:0x40 i = 0,
- * F0:0x44 i = 1,
- * F0:0x48 i = 2,
- * F0:0x4c i = 3,
- * F0:0x50 i = 4,
- * F0:0x54 i = 5,
- * F0:0x58 i = 6,
- * F0:0x5c i = 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
- */
- 0xc040, 0xfff0f0f0, 0x00010101,
- 0xc044, 0xfff0f0f0, 0x00010101,
- 0xc048, 0xfff0f0f0, 0x00010101,
- 0xc04c, 0xfff0f0f0, 0x00010101,
- 0xc050, 0xfff0f0f0, 0x00010101,
- 0xc054, 0xfff0f0f0, 0x00010101,
- 0xc058, 0xfff0f0f0, 0x00010101,
- 0xc05c, 0xfff0f0f0, 0x00010101,
-
- /* Hypetransport Transaction Control Register
- * F0:0x68
- * [ 0: 0] Disable read byte probe
- * 0 = Probes issues
- * 1 = Probes not issued
- * [ 1: 1] Disable Read Doubleword probe
- * 0 = Probes issued
- * 1 = Probes not issued
- * [ 2: 2] Disable write byte probes
- * 0 = Probes issued
- * 1 = Probes not issued
- * [ 3: 3] Disalbe Write Doubleword Probes
- * 0 = Probes issued
- * 1 = Probes not issued.
- * [ 4: 4] Disable Memroy Controller Target Start
- * 0 = TgtStart packets are generated
- * 1 = TgtStart packets are not generated.
- * [ 5: 5] CPU1 Enable
- * 0 = Second CPU disabled or not present
- * 1 = Second CPU enabled.
- * [ 6: 6] CPU Request PassPW
- * 0 = CPU requests do not pass posted writes
- * 1 = CPU requests pass posted writes.
- * [ 7: 7] CPU read Respons PassPW
- * 0 = CPU Responses do not pass posted writes
- * 1 = CPU responses pass posted writes.
- * [ 8: 8] Disable Probe Memory Cancel
- * 0 = Probes may generate MemCancels
- * 1 = Probes may not generate MemCancels
- * [ 9: 9] Disable Remote Probe Memory Cancel.
- * 0 = Probes hitting dirty blocks generate memory cancel packets
- * 1 = Only probed caches on the same node as the memory controller
- * generate cancel packets.
- * [10:10] Disable Fill Probe
- * 0 = Probes issued for cache fills
- * 1 = Probes not issued for cache fills.
- * [11:11] Response PassPw
- * 0 = Downstream response PassPW based on original request
- * 1 = Downstream response PassPW set to 1
- * [12:12] Change ISOC to Ordered
- * 0 = Bit 1 of coherent HT RdSz/WrSz command used for iosynchronous prioritization
- * 1 = Bit 1 of coherent HT RdSz/WrSz command used for ordering.
- * [14:13] Buffer Release Priority select
- * 00 = 64
- * 01 = 16
- * 10 = 8
- * 11 = 2
- * [15:15] Limit Coherent HT Configuration Space Range
- * 0 = No coherent HT configuration space restrictions
- * 1 = Limit coherent HT configuration space based on node count
- * [16:16] Local Interrupt Conversion Enable.
- * 0 = ExtInt/NMI interrups unaffected.
- * 1 = ExtInt/NMI broadcat interrupts converted to LINT0/1
- * [17:17] APIC Extended Broadcast Enable.
- * 0 = APIC broadcast is 0F
- * 1 = APIC broadcast is FF
- * [18:18] APIC Extended ID Enable
- * 0 = APIC ID is 4 bits.
- * 1 = APIC ID is 8 bits.
- * [19:19] APIC Extended Spurious Vector Enable
- * 0 = Lower 4 bits of spurious vector are read-only 1111
- * 1 = Lower 4 bits of spurious vecotr are writeable.
- * [20:20] Sequence ID Source Node Enable
- * 0 = Normal operation
- * 1 = Keep SeqID on routed packets for debugging.
- * [22:21] Downstream non-posted request limit
- * 00 = No limit
- * 01 = Limited to 1
- * 10 = Limited to 4
- * 11 = Limited to 8
- * [23:23] RESERVED
- * [25:24] Medium-Priority Bypass Count
- * - Maximum # of times a medium priority access can pass a low
- * priority access before Medium-Priority mode is disabled for one access.
- * [27:26] High-Priority Bypass Count
- * - Maximum # of times a high prioirty access can pass a medium or low
- * priority access before High-prioirty mode is disabled for one access.
- * [28:28] Enable High Priority CPU Reads
- * 0 = Cpu reads are medium prioirty
- * 1 = Cpu reads are high prioirty
- * [29:29] Disable Low Priority Writes
- * 0 = Non-isochronous writes are low priority
- * 1 = Non-isochronous writes are medium prioirty
- * [30:30] Disable High Priority Isochronous writes
- * 0 = Isochronous writes are high priority
- * 1 = Isochronous writes are medium priority
- * [31:31] Disable Medium Priority Isochronous writes
- * 0 = Isochronous writes are medium are high
- * 1 = With bit 30 set makes Isochrouns writes low priority.
- */
- 0xc068, 0x00800000, 0x0f00840f,
- /* HT Initialization Control Register
- * F0:0x68
- * [ 0: 0] Routing Table Disable
- * 0 = Packets are routed according to routing tables
- * 1 = Packets are routed according to the default link field
- * [ 1: 1] Request Disable (BSP should clear this)
- * 0 = Request packets may be generated
- * 1 = Request packets may not be generated.
- * [ 3: 2] Default Link (Read-only)
- * 00 = LDT0
- * 01 = LDT1
- * 10 = LDT2
- * 11 = CPU on same node
- * [ 4: 4] Cold Reset
- * - Scratch bit cleared by a cold reset
- * [ 5: 5] BIOS Reset Detect
- * - Scratch bit cleared by a cold reset
- * [ 6: 6] INIT Detect
- * - Scratch bit cleared by a warm or cold reset not by an INIT
- *
- */
- 0xc06C, 0xffffff8c, 0x00000000,
- /* LDTi Capabilities Registers
- * F0:0x80 i = 0,
- * F0:0xA0 i = 1,
- * F0:0xC0 i = 2,
- */
- /* LDTi Link Control Registrs
- * F0:0x84 i = 0,
- * F0:0xA4 i = 1,
- * F0:0xC4 i = 2,
- * [ 1: 1] CRC Flood Enable
- * 0 = Do not generate sync packets on CRC error
- * 1 = Generate sync packets on CRC error
- * [ 2: 2] CRC Start Test (Read-Only)
- * [ 3: 3] CRC Force Frame Error
- * 0 = Do not generate bad CRC
- * 1 = Generate bad CRC
- * [ 4: 4] Link Failure
- * 0 = No link failure detected
- * 1 = Link failure detected
- * [ 5: 5] Initialization Complete
- * 0 = Initialization not complete
- * 1 = Initialization complete
- * [ 6: 6] Receiver off
- * 0 = Recevier on
- * 1 = Receiver off
- * [ 7: 7] Transmitter Off
- * 0 = Transmitter on
- * 1 = Transmitter off
- * [ 9: 8] CRC_Error
- * 00 = No error
- * [0] = 1 Error on byte lane 0
- * [1] = 1 Error on byte lane 1
- * [12:12] Isochrnous Enable (Read-Only)
- * [13:13] HT Stop Tristate Enable
- * 0 = Driven during an LDTSTOP_L
- * 1 = Tristated during and LDTSTOP_L
- * [14:14] Extended CTL Time
- * 0 = CTL is asserted for 16 bit times during link initialization
- * 1 = CTL is asserted for 50us during link initialization
- * [18:16] Max Link Width In (Read-Only?)
- * 000 = 8 bit link
- * 001 = 16bit link
- * [19:19] Doubleword Flow Control in (Read-Only)
- * 0 = This link does not support doubleword flow control
- * 1 = This link supports doubleword flow control
- * [22:20] Max Link Width Out (Read-Only?)
- * 000 = 8 bit link
- * 001 = 16bit link
- * [23:23] Doubleworld Flow Control out (Read-Only)
- * 0 = This link does not support doubleword flow control
- * 1 = This link supports doubleworkd flow control
- * [26:24] Link Width In
- * 000 = Use 8 bits
- * 001 = Use 16 bits
- * 010 = reserved
- * 011 = Use 32 bits
- * 100 = Use 2 bits
- * 101 = Use 4 bits
- * 110 = reserved
- * 111 = Link physically not connected
- * [27:27] Doubleword Flow Control In Enable
- * 0 = Doubleword flow control disabled
- * 1 = Doubleword flow control enabled (Not currently supported)
- * [30:28] Link Width Out
- * 000 = Use 8 bits
- * 001 = Use 16 bits
- * 010 = reserved
- * 011 = Use 32 bits
- * 100 = Use 2 bits
- * 101 = Use 4 bits
- * 110 = reserved
- * 111 = Link physically not connected
- * [31:31] Doubleworld Flow Control Out Enable
- * 0 = Doubleworld flow control disabled
- * 1 = Doubleword flow control enabled (Not currently supported)
- */
- 0xc084, 0x00009c05, 0x11110020,
- /* LDTi Frequency/Revision Registers
- * F0:0x88 i = 0,
- * F0:0xA8 i = 1,
- * F0:0xC8 i = 2,
- * [ 4: 0] Minor Revision
- * Contains the HT Minor revision
- * [ 7: 5] Major Revision
- * Contains the HT Major revision
- * [11: 8] Link Frequency (Takes effect the next time the link is reconnected)
- * 0000 = 200Mhz
- * 0001 = reserved
- * 0010 = 400Mhz
- * 0011 = reserved
- * 0100 = 600Mhz
- * 0101 = 800Mhz
- * 0110 = 1000Mhz
- * 0111 = reserved
- * 1000 = reserved
- * 1001 = reserved
- * 1010 = reserved
- * 1011 = reserved
- * 1100 = reserved
- * 1101 = reserved
- * 1110 = reserved
- * 1111 = 100 Mhz
- * [15:12] Error (Not currently Implemented)
- * [31:16] Indicates the frequency capabilities of the link
- * [16] = 1 encoding 0000 of freq supported
- * [17] = 1 encoding 0001 of freq supported
- * [18] = 1 encoding 0010 of freq supported
- * [19] = 1 encoding 0011 of freq supported
- * [20] = 1 encoding 0100 of freq supported
- * [21] = 1 encoding 0101 of freq supported
- * [22] = 1 encoding 0110 of freq supported
- * [23] = 1 encoding 0111 of freq supported
- * [24] = 1 encoding 1000 of freq supported
- * [25] = 1 encoding 1001 of freq supported
- * [26] = 1 encoding 1010 of freq supported
- * [27] = 1 encoding 1011 of freq supported
- * [28] = 1 encoding 1100 of freq supported
- * [29] = 1 encoding 1101 of freq supported
- * [30] = 1 encoding 1110 of freq supported
- * [31] = 1 encoding 1111 of freq supported
- */
- 0xC088, 0xfffff0ff, 0x00000200,
- /* LDTi Feature Capability
- * F0:0x8C i = 0,
- * F0:0xAC i = 1,
- * F0:0xCC i = 2,
- */
- /* LDTi Buffer Count Registers
- * F0:0x90 i = 0,
- * F0:0xB0 i = 1,
- * F0:0xD0 i = 2,
- */
- /* LDTi Bus Number Registers
- * F0:0x94 i = 0,
- * F0:0xB4 i = 1,
- * F0:0xD4 i = 2,
- * For NonCoherent HT specifies the bus number downstream (behind the host bridge)
- * [ 0: 7] Primary Bus Number
- * [15: 8] Secondary Bus Number
- * [23:15] Subordiante Bus Number
- * [31:24] reserved
- */
- 0xC094, 0xff000000, 0x00ff0000,
- /* LDTi Type Registers
- * F0:0x98 i = 0,
- * F0:0xB8 i = 1,
- * F0:0xD8 i = 2,
- */
- /* Careful set limit registers before base registers which contain the enables */
- /* DRAM Limit i Registers
- * F1:0x44 i = 0
- * F1:0x4C i = 1
- * F1:0x54 i = 2
- * F1:0x5C i = 3
- * F1:0x64 i = 4
- * F1:0x6C i = 5
- * F1:0x74 i = 6
- * F1:0x7C i = 7
- * [ 2: 0] Destination Node ID
- * 000 = Node 0
- * 001 = Node 1
- * 010 = Node 2
- * 011 = Node 3
- * 100 = Node 4
- * 101 = Node 5
- * 110 = Node 6
- * 111 = Node 7
- * [ 7: 3] Reserved
- * [10: 8] Interleave select
- * specifies the values of A[14:12] to use with interleave enable.
- * [15:11] Reserved
- * [31:16] DRAM Limit Address i Bits 39-24
- * This field defines the upper address bits of a 40 bit address
- * that define the end of the DRAM region.
- */
-#if MEMORY_1024MB
- 0xC144, 0x0000f8f8, 0x003f0000,
-#endif
-#if MEMORY_512MB
- 0xC144, 0x0000f8f8, 0x001f0000,
-#endif
- 0xC14C, 0x0000f8f8, 0x00000001,
- 0xC154, 0x0000f8f8, 0x00000002,
- 0xC15C, 0x0000f8f8, 0x00000003,
- 0xC164, 0x0000f8f8, 0x00000004,
- 0xC16C, 0x0000f8f8, 0x00000005,
- 0xC174, 0x0000f8f8, 0x00000006,
- 0xC17C, 0x0000f8f8, 0x00000007,
- /* DRAM Base i Registers
- * F1:0x40 i = 0
- * F1:0x48 i = 1
- * F1:0x50 i = 2
- * F1:0x58 i = 3
- * F1:0x60 i = 4
- * F1:0x68 i = 5
- * F1:0x70 i = 6
- * F1:0x78 i = 7
- * [ 0: 0] Read Enable
- * 0 = Reads Disabled
- * 1 = Reads Enabled
- * [ 1: 1] Write Enable
- * 0 = Writes Disabled
- * 1 = Writes Enabled
- * [ 7: 2] Reserved
- * [10: 8] Interleave Enable
- * 000 = No interleave
- * 001 = Interleave on A[12] (2 nodes)
- * 010 = reserved
- * 011 = Interleave on A[12] and A[14] (4 nodes)
- * 100 = reserved
- * 101 = reserved
- * 110 = reserved
- * 111 = Interleve on A[12] and A[13] and A[14] (8 nodes)
- * [15:11] Reserved
- * [13:16] DRAM Base Address i Bits 39-24
- * This field defines the upper address bits of a 40-bit address
- * that define the start of the DRAM region.
- */
- 0xC140, 0x0000f8fc, 0x00000003,
-#if MEMORY_1024MB
- 0xC148, 0x0000f8fc, 0x00400000,
- 0xC150, 0x0000f8fc, 0x00400000,
- 0xC158, 0x0000f8fc, 0x00400000,
- 0xC160, 0x0000f8fc, 0x00400000,
- 0xC168, 0x0000f8fc, 0x00400000,
- 0xC170, 0x0000f8fc, 0x00400000,
- 0xC178, 0x0000f8fc, 0x00400000,
-#endif
-#if MEMORY_512MB
- 0xC148, 0x0000f8fc, 0x00200000,
- 0xC150, 0x0000f8fc, 0x00200000,
- 0xC158, 0x0000f8fc, 0x00200000,
- 0xC160, 0x0000f8fc, 0x00200000,
- 0xC168, 0x0000f8fc, 0x00200000,
- 0xC170, 0x0000f8fc, 0x00200000,
- 0xC178, 0x0000f8fc, 0x00200000,
-#endif
-
- /* Memory-Mapped I/O Limit i Registers
- * F1:0x84 i = 0
- * F1:0x8C i = 1
- * F1:0x94 i = 2
- * F1:0x9C i = 3
- * F1:0xA4 i = 4
- * F1:0xAC i = 5
- * F1:0xB4 i = 6
- * F1:0xBC i = 7
- * [ 2: 0] Destination Node ID
- * 000 = Node 0
- * 001 = Node 1
- * 010 = Node 2
- * 011 = Node 3
- * 100 = Node 4
- * 101 = Node 5
- * 110 = Node 6
- * 111 = Node 7
- * [ 3: 3] Reserved
- * [ 5: 4] Destination Link ID
- * 00 = Link 0
- * 01 = Link 1
- * 10 = Link 2
- * 11 = Reserved
- * [ 6: 6] Reserved
- * [ 7: 7] Non-Posted
- * 0 = CPU writes may be posted
- * 1 = CPU writes must be non-posted
- * [31: 8] Memory-Mapped I/O Limit Address i (39-16)
- * This field defines the upp adddress bits of a 40-bit address that
- * defines the end of a memory-mapped I/O region n
- */
- 0xC184, 0x00000048, 0x00e1ff00,
- 0xC18C, 0x00000048, 0x00dfff00,
- 0xC194, 0x00000048, 0x00e3ff00,
- 0xC19C, 0x00000048, 0x00000000,
- 0xC1A4, 0x00000048, 0x00000000,
- 0xC1AC, 0x00000048, 0x00000000,
- 0xC1B4, 0x00000048, 0x00000b00,
- 0xC1BC, 0x00000048, 0x00fe0b00,
-
- /* Memory-Mapped I/O Base i Registers
- * F1:0x80 i = 0
- * F1:0x88 i = 1
- * F1:0x90 i = 2
- * F1:0x98 i = 3
- * F1:0xA0 i = 4
- * F1:0xA8 i = 5
- * F1:0xB0 i = 6
- * F1:0xB8 i = 7
- * [ 0: 0] Read Enable
- * 0 = Reads disabled
- * 1 = Reads Enabled
- * [ 1: 1] Write Enable
- * 0 = Writes disabled
- * 1 = Writes Enabled
- * [ 2: 2] Cpu Disable
- * 0 = Cpu can use this I/O range
- * 1 = Cpu requests do not use this I/O range
- * [ 3: 3] Lock
- * 0 = base/limit registers i are read/write
- * 1 = base/limit registers i are read-only
- * [ 7: 4] Reserved
- * [31: 8] Memory-Mapped I/O Base Address i (39-16)
- * This field defines the upper address bits of a 40bit address
- * that defines the start of memory-mapped I/O region i
- */
- 0xC180, 0x000000f0, 0x00e00003,
- 0xC188, 0x000000f0, 0x00d80003,
- 0xC190, 0x000000f0, 0x00e20003,
- 0xC198, 0x000000f0, 0x00000000,
- 0xC1A0, 0x000000f0, 0x00000000,
- 0xC1A8, 0x000000f0, 0x00000000,
- 0xC1B0, 0x000000f0, 0x00000a03,
-#if MEMORY_1024MB
- 0xC1B8, 0x000000f0, 0x00400003,
-#endif
-#if MEMORY_512MB
- 0xC1B8, 0x000000f0, 0x00200003,
-#endif
-
- /* PCI I/O Limit i Registers
- * F1:0xC4 i = 0
- * F1:0xCC i = 1
- * F1:0xD4 i = 2
- * F1:0xDC i = 3
- * [ 2: 0] Destination Node ID
- * 000 = Node 0
- * 001 = Node 1
- * 010 = Node 2
- * 011 = Node 3
- * 100 = Node 4
- * 101 = Node 5
- * 110 = Node 6
- * 111 = Node 7
- * [ 3: 3] Reserved
- * [ 5: 4] Destination Link ID
- * 00 = Link 0
- * 01 = Link 1
- * 10 = Link 2
- * 11 = reserved
- * [11: 6] Reserved
- * [24:12] PCI I/O Limit Address i
- * This field defines the end of PCI I/O region n
- * [31:25] Reserved
- */
- 0xC1C4, 0xFE000FC8, 0x0000d000,
- 0xC1CC, 0xFE000FC8, 0x000ff000,
- 0xC1D4, 0xFE000FC8, 0x00000000,
- 0xC1DC, 0xFE000FC8, 0x00000000,
+ volatile unsigned long *local_apic;
+ unsigned long apic_id;
+ int bsp;
+ msr_t msr;
+ msr = rdmsr(0x1b);
+ bsp = !!(msr.lo & (1 << 8));
+ if (bsp) {
+ print_debug("Bootstrap processor\r\n");
+ } else {
+ print_debug("Application processor\r\n");
+ }
- /* PCI I/O Base i Registers
- * F1:0xC0 i = 0
- * F1:0xC8 i = 1
- * F1:0xD0 i = 2
- * F1:0xD8 i = 3
- * [ 0: 0] Read Enable
- * 0 = Reads Disabled
- * 1 = Reads Enabled
- * [ 1: 1] Write Enable
- * 0 = Writes Disabled
- * 1 = Writes Enabled
- * [ 3: 2] Reserved
- * [ 4: 4] VGA Enable
- * 0 = VGA matches Disabled
- * 1 = matches all address < 64K and where A[9:0] is in the
- * range 3B0-3BB or 3C0-3DF independen of the base & limit registers
- * [ 5: 5] ISA Enable
- * 0 = ISA matches Disabled
- * 1 = Blocks address < 64K and in the last 768 bytes of eack 1K block
- * from matching agains this base/limit pair
- * [11: 6] Reserved
- * [24:12] PCI I/O Base i
- * This field defines the start of PCI I/O region n
- * [31:25] Reserved
- */
- 0xC1C0, 0xFE000FCC, 0x0000d003,
- 0xC1C8, 0xFE000FCC, 0x00001013,
- 0xC1D0, 0xFE000FCC, 0x00000000,
- 0xC1D8, 0xFE000FCC, 0x00000000,
+ return bsp;
+}
- /* Config Base and Limit i Registers
- * F1:0xE0 i = 0
- * F1:0xE4 i = 1
- * F1:0xE8 i = 2
- * F1:0xEC i = 3
- * [ 0: 0] Read Enable
- * 0 = Reads Disabled
- * 1 = Reads Enabled
- * [ 1: 1] Write Enable
- * 0 = Writes Disabled
- * 1 = Writes Enabled
- * [ 2: 2] Device Number Compare Enable
- * 0 = The ranges are based on bus number
- * 1 = The ranges are ranges of devices on bus 0
- * [ 3: 3] Reserved
- * [ 6: 4] Destination Node
- * 000 = Node 0
- * 001 = Node 1
- * 010 = Node 2
- * 011 = Node 3
- * 100 = Node 4
- * 101 = Node 5
- * 110 = Node 6
- * 111 = Node 7
- * [ 7: 7] Reserved
- * [ 9: 8] Destination Link
- * 00 = Link 0
- * 01 = Link 1
- * 10 = Link 2
- * 11 - Reserved
- * [15:10] Reserved
- * [23:16] Bus Number Base i
- * This field defines the lowest bus number in configuration region i
- * [31:24] Bus Number Limit i
- * This field defines the highest bus number in configuration regin i
- */
- 0xC1E0, 0x0000FC88, 0xff000003,
- 0xC1E4, 0x0000FC88, 0x00000000,
- 0xC1E8, 0x0000FC88, 0x00000000,
- 0xC1EC, 0x0000FC88, 0x00000000,
+static int cpu_init_detected(void)
+{
+ unsigned long dcl;
+ int cpu_init;
- /* DRAM CS Base Address i Registers
- * F2:0x40 i = 0
- * F2:0x44 i = 1
- * F2:0x48 i = 2
- * F2:0x4C i = 3
- * F2:0x50 i = 4
- * F2:0x54 i = 5
- * F2:0x58 i = 6
- * F2:0x5C i = 7
- * [ 0: 0] Chip-Select Bank Enable
- * 0 = Bank Disabled
- * 1 = Bank Enabled
- * [ 8: 1] Reserved
- * [15: 9] Base Address (19-13)
- * An optimization used when all DIMM are the same size...
- * [20:16] Reserved
- * [31:21] Base Address (35-25)
- * This field defines the top 11 addresses bit of a 40-bit
- * address that define the memory address space. These
- * bits decode 32-MByte blocks of memory.
- */
- 0xC240, 0x001f01fe, 0x00000001,
-#if MEMORY_1024MB
- 0xC244, 0x001f01fe, 0x01000001,
- 0xC248, 0x001f01fe, 0x02000001,
- 0xC24C, 0x001f01fe, 0x03000001,
-#endif
-#if MEMORY_512MB
- 0xC244, 0x001f01fe, 0x00800001,
- 0xC248, 0x001f01fe, 0x01000001,
- 0xC24C, 0x001f01fe, 0x01800001,
-#endif
- 0xC250, 0x001f01fe, 0x00000000,
- 0xC254, 0x001f01fe, 0x00000000,
- 0xC258, 0x001f01fe, 0x00000000,
- 0xC25C, 0x001f01fe, 0x00000000,
- /* DRAM CS Mask Address i Registers
- * F2:0x60 i = 0
- * F2:0x64 i = 1
- * F2:0x68 i = 2
- * F2:0x6C i = 3
- * F2:0x70 i = 4
- * F2:0x74 i = 5
- * F2:0x78 i = 6
- * F2:0x7C i = 7
- * Select bits to exclude from comparison with the DRAM Base address register.
- * [ 8: 0] Reserved
- * [15: 9] Address Mask (19-13)
- * Address to be excluded from the optimized case
- * [20:16] Reserved
- * [29:21] Address Mask (33-25)
- * The bits with an address mask of 1 are excluded from address comparison
- * [31:30] Reserved
- *
- */
-#if MEMORY_1024MB
- 0xC260, 0xC01f01ff, 0x00e0fe00,
- 0xC264, 0xC01f01ff, 0x00e0fe00,
- 0xC268, 0xC01f01ff, 0x00e0fe00,
- 0xC26C, 0xC01f01ff, 0x00e0fe00,
-#endif
-#if MEMORY_512MB
- 0xC260, 0xC01f01ff, 0x0060fe00,
- 0xC264, 0xC01f01ff, 0x0060fe00,
- 0xC268, 0xC01f01ff, 0x0060fe00,
- 0xC26C, 0xC01f01ff, 0x0060fe00,
-#endif
- 0xC270, 0xC01f01ff, 0x00000000,
- 0xC274, 0xC01f01ff, 0x00000000,
- 0xC278, 0xC01f01ff, 0x00000000,
- 0xC27C, 0xC01f01ff, 0x00000000,
- /* DRAM Bank Address Mapping Register
- * F2:0x80
- * Specify the memory module size
- * [ 2: 0] CS1/0
- * [ 6: 4] CS3/2
- * [10: 8] CS5/4
- * [14:12] CS7/6
- * 000 = 32Mbyte (Rows = 12 & Col = 8)
- * 001 = 64Mbyte (Rows = 12 & Col = 9)
- * 010 = 128Mbyte (Rows = 13 & Col = 9)|(Rows = 12 & Col = 10)
- * 011 = 256Mbyte (Rows = 13 & Col = 10)|(Rows = 12 & Col = 11)
- * 100 = 512Mbyte (Rows = 13 & Col = 11)|(Rows = 14 & Col = 10)
- * 101 = 1Gbyte (Rows = 14 & Col = 11)|(Rows = 13 & Col = 12)
- * 110 = 2Gbyte (Rows = 14 & Col = 12)
- * 111 = reserved
- * [ 3: 3] Reserved
- * [ 7: 7] Reserved
- * [11:11] Reserved
- * [31:15]
- */
-#if MEMORY_1024MB
- 0xC280, 0xffff8888, 0x00000033,
-#endif
-#if MEMORY_512MB
- 0xC280, 0xffff8888, 0x00000022,
-#endif
- /* DRAM Timing Low Register
- * F2:0x88
- * [ 2: 0] Tcl (Cas# Latency, Cas# to read-data-valid)
- * 000 = reserved
- * 001 = CL 2
- * 010 = CL 3
- * 011 = reserved
- * 100 = reserved
- * 101 = CL 2.5
- * 110 = reserved
- * 111 = reserved
- * [ 3: 3] Reserved
- * [ 7: 4] Trc (Row Cycle Time, Ras#-active to Ras#-active/bank auto refresh)
- * 0000 = 7 bus clocks
- * 0001 = 8 bus clocks
- * ...
- * 1110 = 21 bus clocks
- * 1111 = 22 bus clocks
- * [11: 8] Trfc (Row refresh Cycle time, Auto-refresh-active to RAS#-active or RAS#auto-refresh)
- * 0000 = 9 bus clocks
- * 0010 = 10 bus clocks
- * ....
- * 1110 = 23 bus clocks
- * 1111 = 24 bus clocks
- * [14:12] Trcd (Ras#-active to Case#-read/write Delay)
- * 000 = reserved
- * 001 = reserved
- * 010 = 2 bus clocks
- * 011 = 3 bus clocks
- * 100 = 4 bus clocks
- * 101 = 5 bus clocks
- * 110 = 6 bus clocks
- * 111 = reserved
- * [15:15] Reserved
- * [18:16] Trrd (Ras# to Ras# Delay)
- * 000 = reserved
- * 001 = reserved
- * 010 = 2 bus clocks
- * 011 = 3 bus clocks
- * 100 = 4 bus clocks
- * 101 = reserved
- * 110 = reserved
- * 111 = reserved
- * [19:19] Reserved
- * [23:20] Tras (Minmum Ras# Active Time)
- * 0000 to 0100 = reserved
- * 0101 = 5 bus clocks
- * ...
- * 1111 = 15 bus clocks
- * [26:24] Trp (Row Precharge Time)
- * 000 = reserved
- * 001 = reserved
- * 010 = 2 bus clocks
- * 011 = 3 bus clocks
- * 100 = 4 bus clocks
- * 101 = 5 bus clocks
- * 110 = 6 bus clocks
- * 111 = reserved
- * [27:27] Reserved
- * [28:28] Twr (Write Recovery Time)
- * 0 = 2 bus clocks
- * 1 = 3 bus clocks
- * [31:29] Reserved
- */
- 0xC288, 0xe8088008, 0x03623125,
- /* DRAM Timing High Register
- * F2:0x8C
- * [ 0: 0] Twtr (Write to Read Delay)
- * 0 = 1 bus Clocks
- * 1 = 2 bus Clocks
- * [ 3: 1] Reserved
- * [ 6: 4] Trwf (Read to Write Delay)
- * 000 = 1 bus clocks
- * 001 = 2 bus clocks
- * 010 = 3 bus clocks
- * 011 = 4 bus clocks
- * 100 = 5 bus clocks
- * 101 = 6 bus clocks
- * 110 = reserved
- * 111 = reserved
- * [ 7: 7] Reserved
- * [12: 8] Tref (Refresh Rate)
- * 00000 = 100Mhz 4K rows
- * 00001 = 133Mhz 4K rows
- * 00010 = 166Mhz 4K rows
- * 01000 = 100Mhz 8K/16K rows
- * 01001 = 133Mhz 8K/16K rows
- * 01010 = 166Mhz 8K/16K rows
- * [19:13] Reserved
- * [22:20] Twcl (Write CAS Latency)
- * 000 = 1 Mem clock after CAS# (Unbuffered Dimms)
- * 001 = 2 Mem clocks after CAS# (Registered Dimms)
- * [31:23] Reserved
- */
-#if MEMORY_1024MB
- 0xC28c, 0xff8fe08e, 0x00000930,
-#endif
-#if MEMORY_512MB
- 0xC28c, 0xff8fe08e, 0x00000130,
-#endif
+ unsigned long htic;
- /* DRAM Config Low Register
- * F2:0x90
- * [ 0: 0] DLL Disable
- * 0 = Enabled
- * 1 = Disabled
- * [ 1: 1] D_DRV
- * 0 = Normal Drive
- * 1 = Weak Drive
- * [ 2: 2] QFC_EN
- * 0 = Disabled
- * 1 = Enabled
- * [ 3: 3] Disable DQS Hystersis (FIXME handle this one carefully)
- * 0 = Enable DQS input filter
- * 1 = Disable DQS input filtering
- * [ 7: 4] Reserved
- * [ 8: 8] DRAM_Init
- * 0 = Initialization done or not yet started.
- * 1 = Initiate DRAM intialization sequence
- * [ 9: 9] SO-Dimm Enable
- * 0 = Do nothing
- * 1 = SO-Dimms present
- * [10:10] DramEnable
- * 0 = DRAM not enabled
- * 1 = DRAM initialized and enabled
- * [11:11] Memory Clear Status
- * 0 = Memory Clear function has not completed
- * 1 = Memory Clear function has completed
- * [12:12] Exit Self-Refresh
- * 0 = Exit from self-refresh done or not yet started
- * 1 = DRAM exiting from self refresh
- * [13:13] Self-Refresh Status
- * 0 = Normal Operation
- * 1 = Self-refresh mode active
- * [15:14] Read/Write Queue Bypass Count
- * 00 = 2
- * 01 = 4
- * 10 = 8
- * 11 = 16
- * [16:16] 128-bit/64-Bit
- * 0 = 64bit Interface to DRAM
- * 1 = 128bit Interface to DRAM
- * [17:17] DIMM ECC Enable
- * 0 = Some DIMMs do not have ECC
- * 1 = ALL DIMMS have ECC bits
- * [18:18] UnBuffered DIMMs
- * 0 = Buffered DIMMS
- * 1 = Unbuffered DIMMS
- * [19:19] Enable 32-Byte Granularity
- * 0 = Optimize for 64byte bursts
- * 1 = Optimize for 32byte bursts
- * [20:20] DIMM 0 is x4
- * [21:21] DIMM 1 is x4
- * [22:22] DIMM 2 is x4
- * [23:23] DIMM 3 is x4
- * 0 = DIMM is not x4
- * 1 = x4 DIMM present
- * [24:24] Disable DRAM Receivers
- * 0 = Receivers enabled
- * 1 = Receivers disabled
- * [27:25] Bypass Max
- * 000 = Arbiters chois is always respected
- * 001 = Oldest entry in DCQ can be bypassed 1 time
- * 010 = Oldest entry in DCQ can be bypassed 2 times
- * 011 = Oldest entry in DCQ can be bypassed 3 times
- * 100 = Oldest entry in DCQ can be bypassed 4 times
- * 101 = Oldest entry in DCQ can be bypassed 5 times
- * 110 = Oldest entry in DCQ can be bypassed 6 times
- * 111 = Oldest entry in DCQ can be bypassed 7 times
- * [31:28] Reserved
- */
- 0xC290, 0xf0000000,
- (4 << 25)|(0 << 24)|
- (0 << 23)|(0 << 22)|(0 << 21)|(0 << 20)|
- (1 << 19)|(1 << 18)|(0 << 17)|(0 << 16)|
- (2 << 14)|(0 << 13)|(0 << 12)|
- (0 << 11)|(0 << 10)|(0 << 9)|(0 << 8)|
- (0 << 3) |(0 << 1) |(0 << 0),
- /* DRAM Config High Register
- * F2:0x94
- * [ 0: 3] Maximum Asynchronous Latency
- * 0000 = 0 ns
- * ...
- * 1111 = 15 ns
- * [ 7: 4] Reserved
- * [11: 8] Read Preamble
- * 0000 = 2.0 ns
- * 0001 = 2.5 ns
- * 0010 = 3.0 ns
- * 0011 = 3.5 ns
- * 0100 = 4.0 ns
- * 0101 = 4.5 ns
- * 0110 = 5.0 ns
- * 0111 = 5.5 ns
- * 1000 = 6.0 ns
- * 1001 = 6.5 ns
- * 1010 = 7.0 ns
- * 1011 = 7.5 ns
- * 1100 = 8.0 ns
- * 1101 = 8.5 ns
- * 1110 = 9.0 ns
- * 1111 = 9.5 ns
- * [15:12] Reserved
- * [18:16] Idle Cycle Limit
- * 000 = 0 cycles
- * 001 = 4 cycles
- * 010 = 8 cycles
- * 011 = 16 cycles
- * 100 = 32 cycles
- * 101 = 64 cycles
- * 110 = 128 cycles
- * 111 = 256 cycles
- * [19:19] Dynamic Idle Cycle Center Enable
- * 0 = Use Idle Cycle Limit
- * 1 = Generate a dynamic Idle cycle limit
- * [22:20] DRAM MEMCLK Frequency
- * 000 = 100Mhz
- * 001 = reserved
- * 010 = 133Mhz
- * 011 = reserved
- * 100 = reserved
- * 101 = 166Mhz
- * 110 = reserved
- * 111 = reserved
- * [24:23] Reserved
- * [25:25] Memory Clock Ratio Valid (FIXME carefully enable memclk)
- * 0 = Disable MemClks
- * 1 = Enable MemClks
- * [26:26] Memory Clock 0 Enable
- * 0 = Disabled
- * 1 = Enabled
- * [27:27] Memory Clock 1 Enable
- * 0 = Disabled
- * 1 = Enabled
- * [28:28] Memory Clock 2 Enable
- * 0 = Disabled
- * 1 = Enabled
- * [29:29] Memory Clock 3 Enable
- * 0 = Disabled
- * 1 = Enabled
- * [31:30] Reserved
- */
-#if MEMORY_1024MB
- 0xC294, 0xc180f0f0, 0x0e2b0a05,
-#endif
-#if MEMORY_512MB
- 0xC294, 0xc180f0f0, 0x0e2b0a06,
-#endif
- /* DRAM Delay Line Register
- * F2:0x98
- * Adjust the skew of the input DQS strobe relative to DATA
- * [15: 0] Reserved
- * [23:16] Delay Line Adjust
- * Adjusts the DLL derived PDL delay by one or more delay stages
- * in either the faster or slower direction.
- * [24:24} Adjust Slower
- * 0 = Do Nothing
- * 1 = Adj is used to increase the PDL delay
- * [25:25] Adjust Faster
- * 0 = Do Nothing
- * 1 = Adj is used to decrease the PDL delay
- * [31:26] Reserved
- */
- 0xC298, 0xfc00ffff, 0x00000000,
- /* DRAM Scrub Control Register
- * F3:0x58
- * [ 4: 0] DRAM Scrube Rate
- * [ 7: 5] reserved
- * [12: 8] L2 Scrub Rate
- * [15:13] reserved
- * [20:16] Dcache Scrub
- * [31:21] reserved
- * Scrub Rates
- * 00000 = Do not scrub
- * 00001 = 40.00 ns
- * 00010 = 80.00 ns
- * 00011 = 160.00 ns
- * 00100 = 320.00 ns
- * 00101 = 640.00 ns
- * 00110 = 1.28 us
- * 00111 = 2.56 us
- * 01000 = 5.12 us
- * 01001 = 10.20 us
- * 01011 = 41.00 us
- * 01100 = 81.90 us
- * 01101 = 163.80 us
- * 01110 = 327.70 us
- * 01111 = 655.40 us
- * 10000 = 1.31 ms
- * 10001 = 2.62 ms
- * 10010 = 5.24 ms
- * 10011 = 10.49 ms
- * 10100 = 20.97 ms
- * 10101 = 42.00 ms
- * 10110 = 84.00 ms
- * All Others = Reserved
- */
- 0xC358, 0xffe0e0e0, 0x00000000,
- /* DRAM Scrub Address Low Register
- * F3:0x5C
- * [ 0: 0] DRAM Scrubber Redirect Enable
- * 0 = Do nothing
- * 1 = Scrubber Corrects errors found in normal operation
- * [ 5: 1] Reserved
- * [31: 6] DRAM Scrub Address 31-6
- */
- 0xC35C, 0x0000003e, 0x00000000,
- /* DRAM Scrub Address High Register
- * F3:0x60
- * [ 7: 0] DRAM Scrubb Address 39-32
- * [31: 8] Reserved
- */
- 0xC360, 0xffffff00, 0x00000000,
- };
- int i;
- int max;
- print_debug("setting up northbridge registers\r\n");
- max = sizeof(register_values)/sizeof(register_values[0]);
- for(i = 0; i < max; i += 3) {
- unsigned long reg;
+ htic = pci_read_config32(PCI_DEV(0, 0x18, 0), HT_INIT_CONTROL);
#if 0
- print_debug_hex32(register_values[i]);
- print_debug(" <-");
- print_debug_hex32(register_values[i+2]);
- print_debug("\r\n");
+ print_debug("htic: ");
+ print_debug_hex32(htic);
+ print_debug("\r\n");
+
+ if (!(htic & HTIC_ColdR_Detect)) {
+ print_debug("Cold Reset.\r\n");
+ }
+ if ((htic & HTIC_ColdR_Detect) && !(htic & HTIC_BIOSR_Detect)) {
+ print_debug("BIOS generated Reset.\r\n");
+ }
+ if (htic & HTIC_INIT_Detect) {
+ print_debug("Init event.\r\n");
+ }
#endif
- reg = pcibios_read_config_dword(
- 0, register_values[i] >> 8, register_values[i] & 0xff);
- reg &= register_values[i+1];
- reg |= register_values[i+2] & ~register_values[i+1];
- pcibios_write_config_dword(
- 0, register_values[i] >> 8, register_values[i] & 0xff, reg);
+ cpu_init = (htic & HTIC_INIT_Detect);
+ if (cpu_init) {
+ print_debug("CPU INIT Detected.\r\n");
}
- print_debug("setting up northbridge registers done. hurray!\r\n");
+ return cpu_init;
}
-#define PCI_DEVFN(slot,func) ((((slot) & 0x1f) << 3) | ((func) & 0x07))
-
-#define DRAM_CONFIG_LOW 0x90
-#define DCL_DLL_Disable (1<<0)
-#define DCL_D_DRV (1<<1)
-#define DCL_QFC_EN (1<<2)
-#define DCL_DisDqsHys (1<<3)
-#define DCL_DramInit (1<<8)
-#define DCL_DramEnable (1<<10)
-#define DCL_MemClrStatus (1<<11)
-#define DCL_DimmEcEn (1<<17)
-static void sdram_set_spd_registers(void)
+static void print_debug_pci_dev(unsigned dev)
{
- unsigned long dcl;
- dcl = pcibios_read_config_dword(0, PCI_DEVFN(0x18,2), DRAM_CONFIG_LOW);
- /* Until I know what is going on disable ECC support */
- dcl &= ~DCL_DimmEcEn;
- pcibios_write_config_dword(0, PCI_DEVFN(0x18,2), DRAM_CONFIG_LOW, dcl);
+ print_debug("PCI: ");
+ print_debug_hex8((dev >> 16) & 0xff);
+ print_debug_char(':');
+ print_debug_hex8((dev >> 11) & 0x1f);
+ print_debug_char('.');
+ print_debug_hex8((dev >> 8) & 7);
}
-#define TIMEOUT_LOOPS 300000
-static void sdram_enable(void)
+static void print_pci_devices(void)
{
- unsigned long dcl;
+ device_t dev;
+ for(dev = PCI_DEV(0, 0, 0);
+ dev <= PCI_DEV(0, 0x1f, 0x7);
+ dev += PCI_DEV(0,0,1)) {
+ uint32_t id;
+ id = pci_read_config32(dev, PCI_VENDOR_ID);
+ if (((id & 0xffff) == 0x0000) || ((id & 0xffff) == 0xffff) ||
+ (((id >> 16) & 0xffff) == 0xffff) ||
+ (((id >> 16) & 0xffff) == 0x0000)) {
+ continue;
+ }
+ print_debug_pci_dev(dev);
+ print_debug("\r\n");
+ }
+}
- /* Toggle DisDqsHys to get it working */
- dcl = pcibios_read_config_dword(0, PCI_DEVFN(0x18,2), DRAM_CONFIG_LOW);
- print_debug("dcl: ");
- print_debug_hex32(dcl);
+
+static void dump_pci_device(unsigned dev)
+{
+ int i;
+ print_debug_pci_dev(dev);
print_debug("\r\n");
- dcl |= DCL_DisDqsHys;
- pcibios_write_config_dword(0, PCI_DEVFN(0x18, 2), DRAM_CONFIG_LOW, dcl);
- dcl &= ~DCL_DisDqsHys;
- dcl &= ~DCL_DLL_Disable;
- dcl &= ~DCL_D_DRV;
- dcl &= ~DCL_QFC_EN;
- dcl |= DCL_DramInit;
- pcibios_write_config_dword(0, PCI_DEVFN(0x18, 2), DRAM_CONFIG_LOW, dcl);
- print_debug("Initializing memory: ");
- int loops = 0;
- do {
- dcl = pcibios_read_config_dword(0, PCI_DEVFN(0x18, 2), DRAM_CONFIG_LOW);
- loops += 1;
- if ((loops & 1023) == 0) {
- print_debug(" ");
- print_debug_hex32(loops);
+ for(i = 0; i <= 255; i++) {
+ unsigned char val;
+ if ((i & 0x0f) == 0) {
+ print_debug_hex8(i);
+ print_debug_char(':');
}
- } while(((dcl & DCL_DramInit) != 0) && (loops < TIMEOUT_LOOPS));
- if (loops >= TIMEOUT_LOOPS) {
- print_debug(" failed\r\n");
- } else {
- print_debug(" done\r\n");
- }
-
-#if 0
- print_debug("Clearing memory: ");
- loops = 0;
- do {
- dcl = pcibios_read_config_dword(0, PCI_DEVFN(0x18, 2), DRAM_CONFIG_LOW);
- loops += 1;
- if ((loops & 1023) == 0) {
- print_debug(" ");
- print_debug_hex32(loops);
+ val = pci_read_config8(dev, i);
+ print_debug_char(' ');
+ print_debug_hex8(val);
+ if ((i & 0x0f) == 0x0f) {
+ print_debug("\r\n");
}
- } while(((dcl & DCL_MemClrStatus) == 0) && (loops < TIMEOUT_LOOPS));
- if (loops >= TIMEOUT_LOOPS) {
- print_debug("failed\r\n");
- } else {
- print_debug("done\r\n");
}
-#endif
}
-static void sdram_first_normal_reference(void) {}
-static void sdram_enable_refresh(void) {}
-static void sdram_special_finishup(void) {}
-
-static int sdram_enabled(void)
+static void dump_spd_registers(void)
{
- unsigned long dcl;
- int enabled;
- dcl = pcibios_read_config_dword(0, PCI_DEVFN(0x18, 2), DRAM_CONFIG_LOW);
- enabled = !!(dcl & DCL_DramEnable);
- if (enabled) {
- print_debug("DRAM already enabled.");
+ unsigned device;
+ device = SMBUS_MEM_DEVICE_START;
+ print_debug("\r\n");
+ while(device <= SMBUS_MEM_DEVICE_END) {
+ int i;
+ print_debug("dimm: ");
+ print_debug_hex8(device);
+ for(i = 0; i < 256; i++) {
+ int status;
+ unsigned char byte;
+ if ((i & 0xf) == 0) {
+ print_debug("\r\n");
+ print_debug_hex8(i);
+ print_debug(": ");
+ }
+ status = smbus_read_byte(device, i);
+ if (status < 0) {
+ print_debug("bad device\r\n");
+ break;
+ }
+ byte = status & 0xff;
+ print_debug_hex8(byte);
+ print_debug_char(' ');
+ }
+ device += SMBUS_MEM_DEVICE_INC;
+ print_debug("\r\n");
}
- return enabled;
}
-#include "sdram/generic_sdram.c"
-
static void main(void)
{
uart_init();
console_init();
- if (!sdram_enabled()) {
- sdram_initialize();
#if 0
- ram_fill( 0x00100000, 0x00180000);
- ram_verify(0x00100000, 0x00180000);
-#endif
-#if 1
- ram_fill( 0x00000000, 0x00001000);
- ram_verify(0x00000000, 0x00001000);
+ print_debug(" XIP_ROM_BASE: ");
+ print_debug_hex32(XIP_ROM_BASE);
+ print_debug(" XIP_ROM_SIZE: ");
+ print_debug_hex32(XIP_ROM_SIZE);
+ print_debug("\r\n");
#endif
+ if (boot_cpu() && !cpu_init_detected()) {
+ setup_default_resource_map();
+ setup_coherent_ht_domain();
+ enumerate_ht_chain();
+ print_pci_devices();
+ enable_smbus();
+ sdram_initialize();
+
+ dump_spd_registers();
+ dump_pci_device(PCI_DEV(0, 0x18, 2));
+
+ /* Check the first 512M */
+ msr_t msr;
+ msr = rdmsr(TOP_MEM);
+ print_debug("TOP_MEM: ");
+ print_debug_hex32(msr.hi);
+ print_debug_hex32(msr.lo);
+ print_debug("\r\n");
+ ram_check(0x00000000, msr.lo);
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-30 01:29:15 +0000