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authorUwe Hermann <uwe@hermann-uwe.de>2006-10-27 11:40:01 +0000
committerUwe Hermann <uwe@hermann-uwe.de>2006-10-27 11:40:01 +0000
commitcf201870797d542915b2c52fa596b27c1616a821 (patch)
tree91ce83bc599b0cf58c175da717369d003b062fb2 /src/northbridge/intel/E7525
parent586470c646ac1b8753858b013b268f049a28b818 (diff)
svn mv src/northbridge/intel/E7520 src/northbridge/intel/e7520
svn mv src/northbridge/intel/E7525 src/northbridge/intel/e7525 Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de> Acked-by: Stefan Reinauer <stepan@coresystems.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2478 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/northbridge/intel/E7525')
-rw-r--r--src/northbridge/intel/E7525/Config.lb12
-rw-r--r--src/northbridge/intel/E7525/chip.h7
-rw-r--r--src/northbridge/intel/E7525/e7525.h44
-rw-r--r--src/northbridge/intel/E7525/memory_initialized.c9
-rw-r--r--src/northbridge/intel/E7525/northbridge.c270
-rw-r--r--src/northbridge/intel/E7525/northbridge.h8
-rw-r--r--src/northbridge/intel/E7525/pciexp_porta.c41
-rw-r--r--src/northbridge/intel/E7525/pciexp_porta1.c41
-rw-r--r--src/northbridge/intel/E7525/pciexp_portb.c41
-rw-r--r--src/northbridge/intel/E7525/pciexp_portc.c41
-rw-r--r--src/northbridge/intel/E7525/raminit.c1300
-rw-r--r--src/northbridge/intel/E7525/raminit.h12
-rw-r--r--src/northbridge/intel/E7525/raminit_test.c393
13 files changed, 0 insertions, 2219 deletions
diff --git a/src/northbridge/intel/E7525/Config.lb b/src/northbridge/intel/E7525/Config.lb
deleted file mode 100644
index 919e0f8adf..0000000000
--- a/src/northbridge/intel/E7525/Config.lb
+++ /dev/null
@@ -1,12 +0,0 @@
-config chip.h
-driver northbridge.o
-driver pciexp_porta.o
-driver pciexp_porta1.o
-driver pciexp_portb.o
-driver pciexp_portc.o
-
-makerule raminit_test
- depends "$(TOP)/src/northbridge/intel/e7525/raminit_test.c"
- depends "$(TOP)/src/northbridge/intel/e7525/raminit.c"
- action "$(HOSTCC) $(HOSTCFLAGS) $(CPUFLAGS) -Wno-unused-function -I$(TOP)/src/include -g $< -o $@"
-end
diff --git a/src/northbridge/intel/E7525/chip.h b/src/northbridge/intel/E7525/chip.h
deleted file mode 100644
index 7daadefefe..0000000000
--- a/src/northbridge/intel/E7525/chip.h
+++ /dev/null
@@ -1,7 +0,0 @@
-struct northbridge_intel_e7525_config
-{
- /* Interrupt line connect */
- unsigned int intrline;
-};
-
-extern struct chip_operations northbridge_intel_e7525_ops;
diff --git a/src/northbridge/intel/E7525/e7525.h b/src/northbridge/intel/E7525/e7525.h
deleted file mode 100644
index be76303d4f..0000000000
--- a/src/northbridge/intel/E7525/e7525.h
+++ /dev/null
@@ -1,44 +0,0 @@
-#define VID 0X00
-#define DID 0X02
-#define PCICMD 0X04
-#define PCISTS 0X06
-#define RID 0X08
-#define IURBASE 0X14
-#define MCHCFG0 0X50
-#define MCHSCRB 0X52
-#define FDHC 0X58
-#define PAM 0X59
-#define DRB 0X60
-#define DRA 0X70
-#define DRT 0X78
-#define DRC 0X7C
-#define DRM 0X80
-#define DRORC 0X82
-#define ECCDIAG 0X84
-#define SDRC 0X88
-#define CKDIS 0X8C
-#define CKEDIS 0X8D
-#define DDRCSR 0X9A
-#define DEVPRES 0X9C
-#define DEVPRES_D0F0 (1 << 0)
-#define DEVPRES_D1F0 (1 << 1)
-#define DEVPRES_D2F0 (1 << 2)
-#define DEVPRES_D3F0 (1 << 3)
-#define DEVPRES_D4F0 (1 << 4)
-#define DEVPRES_D5F0 (1 << 5)
-#define DEVPRES_D6F0 (1 << 6)
-#define DEVPRES_D7F0 (1 << 7)
-#define ESMRC 0X9D
-#define SMRC 0X9E
-#define EXSMRC 0X9F
-#define DDR2ODTC 0XB0
-#define TOLM 0XC4
-#define REMAPBASE 0XC6
-#define REMAPLIMIT 0XC8
-#define REMAPOFFSET 0XCA
-#define TOM 0XCC
-#define EXPECBASE 0XCE
-#define DEVPRES1 0XF4
-#define DEVPRES1_D0F1 (1 << 5)
-#define DEVPRES1_D8F0 (1 << 1)
-#define MSCFG 0XF6
diff --git a/src/northbridge/intel/E7525/memory_initialized.c b/src/northbridge/intel/E7525/memory_initialized.c
deleted file mode 100644
index 6eb31a8ca3..0000000000
--- a/src/northbridge/intel/E7525/memory_initialized.c
+++ /dev/null
@@ -1,9 +0,0 @@
-#include "e7525.h"
-#define NB_DEV PCI_DEV(0, 0, 0)
-
-static inline int memory_initialized(void)
-{
- uint32_t drc;
- drc = pci_read_config32(NB_DEV, DRC);
- return (drc & (1<<29));
-}
diff --git a/src/northbridge/intel/E7525/northbridge.c b/src/northbridge/intel/E7525/northbridge.c
deleted file mode 100644
index 2fa6678c0e..0000000000
--- a/src/northbridge/intel/E7525/northbridge.c
+++ /dev/null
@@ -1,270 +0,0 @@
-#include <console/console.h>
-#include <arch/io.h>
-#include <stdint.h>
-#include <device/device.h>
-#include <device/pci.h>
-#include <device/pci_ids.h>
-#include <device/hypertransport.h>
-#include <stdlib.h>
-#include <string.h>
-#include <bitops.h>
-#include <cpu/cpu.h>
-#include "chip.h"
-#include "northbridge.h"
-#include "e7525.h"
-
-
-static unsigned int max_bus;
-
-static void ram_resource(device_t dev, unsigned long index,
- unsigned long basek, unsigned long sizek)
-{
- struct resource *resource;
-
- resource = new_resource(dev, index);
- resource->base = ((resource_t)basek) << 10;
- resource->size = ((resource_t)sizek) << 10;
- resource->flags = IORESOURCE_MEM | IORESOURCE_CACHEABLE | \
- IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED;
-}
-
-
-static void pci_domain_read_resources(device_t dev)
-{
- struct resource *resource;
-
- /* Initialize the system wide io space constraints */
- resource = new_resource(dev, IOINDEX_SUBTRACTIVE(0,0));
- resource->base = 0;
- resource->size = 0;
- resource->align = 0;
- resource->gran = 0;
- resource->limit = 0xffffUL;
- resource->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED;
-
- /* Initialize the system wide memory resources constraints */
- resource = new_resource(dev, IOINDEX_SUBTRACTIVE(1,0));
- resource->base = 0;
- resource->size = 0;
- resource->align = 0;
- resource->gran = 0;
- resource->limit = 0xffffffffUL;
- resource->flags = IORESOURCE_MEM | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED;
-}
-
-static void tolm_test(void *gp, struct device *dev, struct resource *new)
-{
- struct resource **best_p = gp;
- struct resource *best;
- best = *best_p;
- if (!best || (best->base > new->base)) {
- best = new;
- }
- *best_p = best;
-}
-
-static uint32_t find_pci_tolm(struct bus *bus)
-{
- struct resource *min;
- uint32_t tolm;
- min = 0;
- search_bus_resources(bus, IORESOURCE_MEM, IORESOURCE_MEM, tolm_test, &min);
- tolm = 0xffffffffUL;
- if (min && tolm > min->base) {
- tolm = min->base;
- }
- return tolm;
-}
-
-
-static void pci_domain_set_resources(device_t dev)
-{
- device_t mc_dev;
- uint32_t pci_tolm;
-
- pci_tolm = find_pci_tolm(&dev->link[0]);
-
-#if 1
- printk_debug("PCI mem marker = %x\n", pci_tolm);
-#endif
- /* FIXME Me temporary hack */
- if(pci_tolm > 0xe0000000)
- pci_tolm = 0xe0000000;
- /* Ensure pci_tolm is 128M aligned */
- pci_tolm &= 0xf8000000;
- mc_dev = dev->link[0].children;
- if (mc_dev) {
- /* Figure out which areas are/should be occupied by RAM.
- * This is all computed in kilobytes and converted to/from
- * the memory controller right at the edges.
- * Having different variables in different units is
- * too confusing to get right. Kilobytes are good up to
- * 4 Terabytes of RAM...
- */
- uint16_t tolm_r, remapbase_r, remaplimit_r, remapoffset_r;
- unsigned long tomk, tolmk;
- unsigned long remapbasek, remaplimitk, remapoffsetk;
-
- /* Get the Top of Memory address, units are 128M */
- tomk = ((unsigned long)pci_read_config16(mc_dev, TOM)) << 17;
- /* Compute the Top of Low Memory */
- tolmk = (pci_tolm & 0xf8000000) >> 10;
-
- if (tolmk >= tomk) {
- /* The PCI hole does not overlap memory
- * we won't use the remap window.
- */
- tolmk = tomk;
- remapbasek = 0x3ff << 16;
- remaplimitk = 0 << 16;
- remapoffsetk = 0 << 16;
- }
- else {
- /* The PCI memory hole overlaps memory
- * setup the remap window.
- */
- /* Find the bottom of the remap window
- * is it above 4G?
- */
- remapbasek = 4*1024*1024;
- if (tomk > remapbasek) {
- remapbasek = tomk;
- }
- /* Find the limit of the remap window */
- remaplimitk = (remapbasek + (4*1024*1024 - tolmk) - (1 << 16));
- /* Find the offset of the remap window from tolm */
- remapoffsetk = remapbasek - tolmk;
- }
- /* Write the ram configruation registers,
- * preserving the reserved bits.
- */
- tolm_r = pci_read_config16(mc_dev, 0xc4);
- tolm_r = ((tolmk >> 17) << 11) | (tolm_r & 0x7ff);
- pci_write_config16(mc_dev, 0xc4, tolm_r);
-
- remapbase_r = pci_read_config16(mc_dev, 0xc6);
- remapbase_r = (remapbasek >> 16) | (remapbase_r & 0xfc00);
- pci_write_config16(mc_dev, 0xc6, remapbase_r);
-
- remaplimit_r = pci_read_config16(mc_dev, 0xc8);
- remaplimit_r = (remaplimitk >> 16) | (remaplimit_r & 0xfc00);
- pci_write_config16(mc_dev, 0xc8, remaplimit_r);
-
- remapoffset_r = pci_read_config16(mc_dev, 0xca);
- remapoffset_r = (remapoffsetk >> 16) | (remapoffset_r & 0xfc00);
- pci_write_config16(mc_dev, 0xca, remapoffset_r);
-
- /* Report the memory regions */
- ram_resource(dev, 3, 0, 640);
- ram_resource(dev, 4, 768, tolmk - 768);
- if (tomk > 4*1024*1024) {
- ram_resource(dev, 5, 4096*1024, tomk - 4*1024*1024);
- }
- if (remaplimitk >= remapbasek) {
- ram_resource(dev, 6, remapbasek,
- (remaplimitk + 64*1024) - remapbasek);
- }
- }
- assign_resources(&dev->link[0]);
-}
-
-static unsigned int pci_domain_scan_bus(device_t dev, unsigned int max)
-{
- max = pci_scan_bus(&dev->link[0], 0, 0xff, max);
- if (max > max_bus) {
- max_bus = max;
- }
- return max;
-}
-
-static struct device_operations pci_domain_ops = {
- .read_resources = pci_domain_read_resources,
- .set_resources = pci_domain_set_resources,
- .enable_resources = enable_childrens_resources,
- .init = 0,
- .scan_bus = pci_domain_scan_bus,
- .ops_pci_bus = &pci_cf8_conf1, /* Do we want to use the memory mapped space here? */
-};
-
-static void mc_read_resources(device_t dev)
-{
- struct resource *resource;
-
- pci_dev_read_resources(dev);
-
- resource = new_resource(dev, 0xcf);
- resource->base = 0xe0000000;
- resource->size = max_bus * 4096*256;
- resource->flags = IORESOURCE_MEM | IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED;
-}
-
-static void mc_set_resources(device_t dev)
-{
- struct resource *resource, *last;
-
- last = &dev->resource[dev->resources];
- resource = find_resource(dev, 0xcf);
- if (resource) {
- report_resource_stored(dev, resource, "<mmconfig>");
- }
- pci_dev_set_resources(dev);
-}
-
-static void intel_set_subsystem(device_t dev, unsigned vendor, unsigned device)
-{
- pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
- ((device & 0xffff) << 16) | (vendor & 0xffff));
-}
-
-static struct pci_operations intel_pci_ops = {
- .set_subsystem = intel_set_subsystem,
-};
-
-static struct device_operations mc_ops = {
- .read_resources = mc_read_resources,
- .set_resources = mc_set_resources,
- .enable_resources = pci_dev_enable_resources,
- .init = 0,
- .scan_bus = 0,
- .ops_pci = &intel_pci_ops,
-};
-
-static struct pci_driver mc_driver __pci_driver = {
- .ops = &mc_ops,
- .vendor = PCI_VENDOR_ID_INTEL,
- .device = 0x359e,
-};
-
-static void cpu_bus_init(device_t dev)
-{
- initialize_cpus(&dev->link[0]);
-}
-
-static void cpu_bus_noop(device_t dev)
-{
-}
-
-static struct device_operations cpu_bus_ops = {
- .read_resources = cpu_bus_noop,
- .set_resources = cpu_bus_noop,
- .enable_resources = cpu_bus_noop,
- .init = cpu_bus_init,
- .scan_bus = 0,
-};
-
-
-static void enable_dev(device_t dev)
-{
- /* Set the operations if it is a special bus type */
- if (dev->path.type == DEVICE_PATH_PCI_DOMAIN) {
- dev->ops = &pci_domain_ops;
- }
- else if (dev->path.type == DEVICE_PATH_APIC_CLUSTER) {
- dev->ops = &cpu_bus_ops;
- }
-}
-
-struct chip_operations northbridge_intel_e7525_ops = {
- CHIP_NAME("Intel E7525 Northbridge")
- .enable_dev = enable_dev,
-};
diff --git a/src/northbridge/intel/E7525/northbridge.h b/src/northbridge/intel/E7525/northbridge.h
deleted file mode 100644
index 0ee533f011..0000000000
--- a/src/northbridge/intel/E7525/northbridge.h
+++ /dev/null
@@ -1,8 +0,0 @@
-#ifndef NORTHBRIDGE_INTEL_E7525_H
-#define NORTHBRIDGE_INTEL_E7525_H
-
-extern unsigned int e7525_scan_root_bus(device_t root, unsigned int max);
-
-
-#endif /* NORTHBRIDGE_INTEL_E7525_H */
-
diff --git a/src/northbridge/intel/E7525/pciexp_porta.c b/src/northbridge/intel/E7525/pciexp_porta.c
deleted file mode 100644
index aea9ab0580..0000000000
--- a/src/northbridge/intel/E7525/pciexp_porta.c
+++ /dev/null
@@ -1,41 +0,0 @@
-#include <console/console.h>
-#include <device/device.h>
-#include <device/pci.h>
-#include <device/pci_ids.h>
-#include <device/pci_ops.h>
-#include <device/pciexp.h>
-#include <arch/io.h>
-#include "chip.h"
-
-typedef struct northbridge_intel_e7525_config config_t;
-
-static void pcie_init(struct device *dev)
-{
- config_t *config;
-
- /* Get the chip configuration */
- config = dev->chip_info;
-
- if(config->intrline) {
- pci_write_config32(dev, 0x3c, config->intrline);
- }
-
-}
-
-static struct device_operations pcie_ops = {
- .read_resources = pci_bus_read_resources,
- .set_resources = pci_dev_set_resources,
- .enable_resources = pci_bus_enable_resources,
- .init = pcie_init,
- .scan_bus = pciexp_scan_bridge,
- .reset_bus = pci_bus_reset,
- .ops_pci = 0,
-};
-
-static struct pci_driver pci_driver __pci_driver = {
- .ops = &pcie_ops,
- .vendor = PCI_VENDOR_ID_INTEL,
- .device = PCI_DEVICE_ID_INTEL_PCIE_PA,
-};
-
-
diff --git a/src/northbridge/intel/E7525/pciexp_porta1.c b/src/northbridge/intel/E7525/pciexp_porta1.c
deleted file mode 100644
index ac3c97c016..0000000000
--- a/src/northbridge/intel/E7525/pciexp_porta1.c
+++ /dev/null
@@ -1,41 +0,0 @@
-#include <console/console.h>
-#include <device/device.h>
-#include <device/pci.h>
-#include <device/pci_ids.h>
-#include <device/pci_ops.h>
-#include <device/pciexp.h>
-#include <arch/io.h>
-#include "chip.h"
-
-typedef struct northbridge_intel_e7525_config config_t;
-
-static void pcie_init(struct device *dev)
-{
- config_t *config;
-
- /* Get the chip configuration */
- config = dev->chip_info;
-
- if(config->intrline) {
- pci_write_config32(dev, 0x3c, config->intrline);
- }
-
-}
-
-static struct device_operations pcie_ops = {
- .read_resources = pci_bus_read_resources,
- .set_resources = pci_dev_set_resources,
- .enable_resources = pci_bus_enable_resources,
- .init = pcie_init,
- .scan_bus = pciexp_scan_bridge,
- .reset_bus = pci_bus_reset,
- .ops_pci = 0,
-};
-
-static struct pci_driver pci_driver __pci_driver = {
- .ops = &pcie_ops,
- .vendor = PCI_VENDOR_ID_INTEL,
- .device = PCI_DEVICE_ID_INTEL_PCIE_PA1,
-};
-
-
diff --git a/src/northbridge/intel/E7525/pciexp_portb.c b/src/northbridge/intel/E7525/pciexp_portb.c
deleted file mode 100644
index e207c6c696..0000000000
--- a/src/northbridge/intel/E7525/pciexp_portb.c
+++ /dev/null
@@ -1,41 +0,0 @@
-#include <console/console.h>
-#include <device/device.h>
-#include <device/pci.h>
-#include <device/pci_ids.h>
-#include <device/pci_ops.h>
-#include <device/pciexp.h>
-#include <arch/io.h>
-#include "chip.h"
-
-typedef struct northbridge_intel_e7525_config config_t;
-
-static void pcie_init(struct device *dev)
-{
- config_t *config;
-
- /* Get the chip configuration */
- config = dev->chip_info;
-
- if(config->intrline) {
- pci_write_config32(dev, 0x3c, config->intrline);
- }
-
-}
-
-static struct device_operations pcie_ops = {
- .read_resources = pci_bus_read_resources,
- .set_resources = pci_dev_set_resources,
- .enable_resources = pci_bus_enable_resources,
- .init = pcie_init,
- .scan_bus = pciexp_scan_bridge,
- .reset_bus = pci_bus_reset,
- .ops_pci = 0,
-};
-
-static struct pci_driver pci_driver __pci_driver = {
- .ops = &pcie_ops,
- .vendor = PCI_VENDOR_ID_INTEL,
- .device = PCI_DEVICE_ID_INTEL_PCIE_PB,
-};
-
-
diff --git a/src/northbridge/intel/E7525/pciexp_portc.c b/src/northbridge/intel/E7525/pciexp_portc.c
deleted file mode 100644
index f211f3a4a2..0000000000
--- a/src/northbridge/intel/E7525/pciexp_portc.c
+++ /dev/null
@@ -1,41 +0,0 @@
-#include <console/console.h>
-#include <device/device.h>
-#include <device/pci.h>
-#include <device/pci_ids.h>
-#include <device/pci_ops.h>
-#include <device/pciexp.h>
-#include <arch/io.h>
-#include "chip.h"
-
-typedef struct northbridge_intel_e7525_config config_t;
-
-static void pcie_init(struct device *dev)
-{
- config_t *config;
-
- /* Get the chip configuration */
- config = dev->chip_info;
-
- if(config->intrline) {
- pci_write_config32(dev, 0x3c, config->intrline);
- }
-
-}
-
-static struct device_operations pcie_ops = {
- .read_resources = pci_bus_read_resources,
- .set_resources = pci_dev_set_resources,
- .enable_resources = pci_bus_enable_resources,
- .init = pcie_init,
- .scan_bus = pciexp_scan_bridge,
- .reset_bus = pci_bus_reset,
- .ops_pci = 0,
-};
-
-static struct pci_driver pci_driver __pci_driver = {
- .ops = &pcie_ops,
- .vendor = PCI_VENDOR_ID_INTEL,
- .device = PCI_DEVICE_ID_INTEL_PCIE_PC,
-};
-
-
diff --git a/src/northbridge/intel/E7525/raminit.c b/src/northbridge/intel/E7525/raminit.c
deleted file mode 100644
index c0e6b4291e..0000000000
--- a/src/northbridge/intel/E7525/raminit.c
+++ /dev/null
@@ -1,1300 +0,0 @@
-#include <cpu/x86/mem.h>
-#include <cpu/x86/mtrr.h>
-#include <cpu/x86/cache.h>
-#include "raminit.h"
-#include "e7525.h"
-
-#define BAR 0x40000000
-
-static void sdram_set_registers(const struct mem_controller *ctrl)
-{
- static const unsigned int register_values[] = {
-
- /* CKDIS 0x8c disable clocks */
- PCI_ADDR(0, 0x00, 0, CKDIS), 0xffff0000, 0x0000ffff,
-
- /* 0x9c Device present and extended RAM control
- * DEVPRES is very touchy, hard code the initialization
- * of PCI-E ports here.
- */
- PCI_ADDR(0, 0x00, 0, DEVPRES), 0x00000000, 0x07020801 | DEVPRES_CONFIG,
-
- /* 0xc8 Remap RAM base and limit off */
- PCI_ADDR(0, 0x00, 0, REMAPLIMIT), 0x00000000, 0x03df0000,
-
- /* ??? */
- PCI_ADDR(0, 0x00, 0, 0xd8), 0x00000000, 0xb5930000,
- PCI_ADDR(0, 0x00, 0, 0xe8), 0x00000000, 0x00004a2a,
-
- /* 0x50 scrub */
- PCI_ADDR(0, 0x00, 0, MCHCFG0), 0xfce0ffff, 0x00006000, /* 6000 */
-
- /* 0x58 0x5c PAM */
- PCI_ADDR(0, 0x00, 0, PAM-1), 0xcccccc7f, 0x33333000,
- PCI_ADDR(0, 0x00, 0, PAM+3), 0xcccccccc, 0x33333333,
-
- /* 0xf4 */
- PCI_ADDR(0, 0x00, 0, DEVPRES1), 0xffbffff, (1<<22)|(6<<2) | DEVPRES1_CONFIG,
-
- /* 0x14 */
- PCI_ADDR(0, 0x00, 0, IURBASE), 0x00000fff, BAR |0,
- };
- int i;
- int max;
-
- max = sizeof(register_values)/sizeof(register_values[0]);
- for(i = 0; i < max; i += 3) {
- device_t dev;
- unsigned where;
- unsigned long reg;
- dev = (register_values[i] & ~0xff) - PCI_DEV(0, 0x00, 0) + ctrl->f0;
- where = register_values[i] & 0xff;
- reg = pci_read_config32(dev, where);
- reg &= register_values[i+1];
- reg |= register_values[i+2];
- pci_write_config32(dev, where, reg);
- }
- print_spew("done.\r\n");
-}
-
-
-
-struct dimm_size {
- unsigned long side1;
- unsigned long side2;
-};
-
-static struct dimm_size spd_get_dimm_size(unsigned device)
-{
- /* Calculate the log base 2 size of a DIMM in bits */
- struct dimm_size sz;
- int value, low, ddr2;
- sz.side1 = 0;
- sz.side2 = 0;
-
- /* test for ddr2 */
- ddr2=0;
- value = spd_read_byte(device, 2); /* type */
- if (value < 0) goto hw_err;
- if (value == 8) ddr2 = 1;
-
- /* Note it might be easier to use byte 31 here, it has the DIMM size as
- * a multiple of 4MB. The way we do it now we can size both
- * sides of an assymetric dimm.
- */
- value = spd_read_byte(device, 3); /* rows */
- if (value < 0) goto hw_err;
- if ((value & 0xf) == 0) goto val_err;
- sz.side1 += value & 0xf;
-
- value = spd_read_byte(device, 4); /* columns */
- if (value < 0) goto hw_err;
- if ((value & 0xf) == 0) goto val_err;
- sz.side1 += value & 0xf;
-
- value = spd_read_byte(device, 17); /* banks */
- if (value < 0) goto hw_err;
- if ((value & 0xff) == 0) goto val_err;
- sz.side1 += log2(value & 0xff);
-
- /* Get the module data width and convert it to a power of two */
- value = spd_read_byte(device, 7); /* (high byte) */
- if (value < 0) goto hw_err;
- value &= 0xff;
- value <<= 8;
-
- low = spd_read_byte(device, 6); /* (low byte) */
- if (low < 0) goto hw_err;
- value = value | (low & 0xff);
- if ((value != 72) && (value != 64)) goto val_err;
- sz.side1 += log2(value);
-
- /* side 2 */
- value = spd_read_byte(device, 5); /* number of physical banks */
-
- if (value < 0) goto hw_err;
- value &= 7;
- if(ddr2) value++;
- if (value == 1) goto out;
- if (value != 2) goto val_err;
-
- /* Start with the symmetrical case */
- sz.side2 = sz.side1;
-
- value = spd_read_byte(device, 3); /* rows */
- if (value < 0) goto hw_err;
- if ((value & 0xf0) == 0) goto out; /* If symmetrical we are done */
- sz.side2 -= (value & 0x0f); /* Subtract out rows on side 1 */
- sz.side2 += ((value >> 4) & 0x0f); /* Add in rows on side 2 */
-
- value = spd_read_byte(device, 4); /* columns */
- if (value < 0) goto hw_err;
- if ((value & 0xff) == 0) goto val_err;
- sz.side2 -= (value & 0x0f); /* Subtract out columns on side 1 */
- sz.side2 += ((value >> 4) & 0x0f); /* Add in columsn on side 2 */
- goto out;
-
- val_err:
- die("Bad SPD value\r\n");
- /* If an hw_error occurs report that I have no memory */
-hw_err:
- sz.side1 = 0;
- sz.side2 = 0;
- out:
- return sz;
-
-}
-
-static long spd_set_ram_size(const struct mem_controller *ctrl, long dimm_mask)
-{
- int i;
- int cum;
-
- for(i = cum = 0; i < DIMM_SOCKETS; i++) {
- struct dimm_size sz;
- if (dimm_mask & (1 << i)) {
- sz = spd_get_dimm_size(ctrl->channel0[i]);
- if (sz.side1 < 29) {
- return -1; /* Report SPD error */
- }
- /* convert bits to multiples of 64MB */
- sz.side1 -= 29;
- cum += (1 << sz.side1);
- /* DRB = 0x60 */
- pci_write_config8(ctrl->f0, DRB + (i*2), cum);
- if( sz.side2 > 28) {
- sz.side2 -= 29;
- cum += (1 << sz.side2);
- }
- pci_write_config8(ctrl->f0, DRB+1 + (i*2), cum);
- }
- else {
- pci_write_config8(ctrl->f0, DRB + (i*2), cum);
- pci_write_config8(ctrl->f0, DRB+1 + (i*2), cum);
- }
- }
- /* set TOM top of memory 0xcc */
- pci_write_config16(ctrl->f0, TOM, cum);
- /* set TOLM top of low memory */
- if(cum > 0x18) {
- cum = 0x18;
- }
- cum <<= 11;
- /* 0xc4 TOLM */
- pci_write_config16(ctrl->f0, TOLM, cum);
- return 0;
-}
-
-
-static unsigned int spd_detect_dimms(const struct mem_controller *ctrl)
-{
- unsigned dimm_mask;
- int i;
- dimm_mask = 0;
- for(i = 0; i < DIMM_SOCKETS; i++) {
- int byte;
- unsigned device;
- device = ctrl->channel0[i];
- if (device) {
- byte = spd_read_byte(device, 2); /* Type */
- if ((byte == 7) || (byte == 8)) {
- dimm_mask |= (1 << i);
- }
- }
- device = ctrl->channel1[i];
- if (device) {
- byte = spd_read_byte(device, 2);
- if ((byte == 7) || (byte == 8)) {
- dimm_mask |= (1 << (i + DIMM_SOCKETS));
- }
- }
- }
- return dimm_mask;
-}
-
-
-static int spd_set_row_attributes(const struct mem_controller *ctrl,
- long dimm_mask)
-{
-
- int value;
- int reg;
- int dra;
- int cnt;
-
- dra = 0;
- for(cnt=0; cnt < 4; cnt++) {
- if (!(dimm_mask & (1 << cnt))) {
- continue;
- }
- reg =0;
- value = spd_read_byte(ctrl->channel0[cnt], 3); /* rows */
- if (value < 0) goto hw_err;
- if ((value & 0xf) == 0) goto val_err;
- reg += value & 0xf;
-
- value = spd_read_byte(ctrl->channel0[cnt], 4); /* columns */
- if (value < 0) goto hw_err;
- if ((value & 0xf) == 0) goto val_err;
- reg += value & 0xf;
-
- value = spd_read_byte(ctrl->channel0[cnt], 17); /* banks */
- if (value < 0) goto hw_err;
- if ((value & 0xff) == 0) goto val_err;
- reg += log2(value & 0xff);
-
- /* Get the device width and convert it to a power of two */
- value = spd_read_byte(ctrl->channel0[cnt], 13);
- if (value < 0) goto hw_err;
- value = log2(value & 0xff);
- reg += value;
- if(reg < 27) goto hw_err;
- reg -= 27;
- reg += (value << 2);
-
- dra += reg << (cnt*8);
- value = spd_read_byte(ctrl->channel0[cnt], 5);
- if (value & 2)
- dra += reg << ((cnt*8)+4);
- }
-
- /* 0x70 DRA */
- pci_write_config32(ctrl->f0, DRA, dra);
- goto out;
-
- val_err:
- die("Bad SPD value\r\n");
- /* If an hw_error occurs report that I have no memory */
-hw_err:
- dra = 0;
- out:
- return dra;
-
-}
-
-
-static int spd_set_drt_attributes(const struct mem_controller *ctrl,
- long dimm_mask, uint32_t drc)
-{
- int value;
- int reg;
- uint32_t drt;
- int cnt;
- int first_dimm;
- int cas_latency=0;
- int latency;
- uint32_t index = 0;
- uint32_t index2 = 0;
- static const unsigned char cycle_time[3] = {0x75,0x60,0x50};
- static const int latency_indicies[] = { 26, 23, 9 };
-
- /* 0x78 DRT */
- drt = pci_read_config32(ctrl->f0, DRT);
- drt &= 3; /* save bits 1:0 */
-
- for(first_dimm = 0; first_dimm < 4; first_dimm++) {
- if (dimm_mask & (1 << first_dimm))
- break;
- }
-
- /* get dimm type */
- value = spd_read_byte(ctrl->channel0[first_dimm], 2);
- if(value == 8) {
- drt |= (3<<5); /* back to bark write turn around & cycle add */
- }
-
- drt |= (3<<18); /* Trasmax */
-
- for(cnt=0; cnt < 4; cnt++) {
- if (!(dimm_mask & (1 << cnt))) {
- continue;
- }
- reg = spd_read_byte(ctrl->channel0[cnt], 18); /* CAS Latency */
- /* Compute the lowest cas latency supported */
- latency = log2(reg) -2;
-
- /* Loop through and find a fast clock with a low latency */
- for(index = 0; index < 3; index++, latency++) {
- if ((latency < 2) || (latency > 4) ||
- (!(reg & (1 << latency)))) {
- continue;
- }
- value = spd_read_byte(ctrl->channel0[cnt],
- latency_indicies[index]);
-
- if(value <= cycle_time[drc&3]) {
- if( latency > cas_latency) {
- cas_latency = latency;
- }
- break;
- }
- }
- }
- index = (cas_latency-2);
- if((index)==0) cas_latency = 20;
- else if((index)==1) cas_latency = 25;
- else cas_latency = 30;
-
- for(cnt=0;cnt<4;cnt++) {
- if (!(dimm_mask & (1 << cnt))) {
- continue;
- }
- reg = spd_read_byte(ctrl->channel0[cnt], 27)&0x0ff;
- if(((index>>8)&0x0ff)<reg) {
- index &= ~(0x0ff << 8);
- index |= (reg << 8);
- }
- reg = spd_read_byte(ctrl->channel0[cnt], 28)&0x0ff;
- if(((index>>16)&0x0ff)<reg) {
- index &= ~(0x0ff << 16);
- index |= (reg<<16);
- }
- reg = spd_read_byte(ctrl->channel0[cnt], 29)&0x0ff;
- if(((index2>>0)&0x0ff)<reg) {
- index2 &= ~(0x0ff << 0);
- index2 |= (reg<<0);
- }
- reg = spd_read_byte(ctrl->channel0[cnt], 41)&0x0ff;
- if(((index2>>8)&0x0ff)<reg) {
- index2 &= ~(0x0ff << 8);
- index2 |= (reg<<8);
- }
- reg = spd_read_byte(ctrl->channel0[cnt], 42)&0x0ff;
- if(((index2>>16)&0x0ff)<reg) {
- index2 &= ~(0x0ff << 16);
- index2 |= (reg<<16);
- }
- }
-
- /* get dimm speed */
- value = cycle_time[drc&3];
- if(value <= 0x50) { /* 200 MHz */
- if((index&7) > 2) {
- drt |= (2<<2); /* CAS latency 4 */
- cas_latency = 40;
- } else {
- drt |= (1<<2); /* CAS latency 3 */
- cas_latency = 30;
- }
- if((index&0x0ff00)<=0x03c00) {
- drt |= (1<<8); /* Trp RAS Precharg */
- } else {
- drt |= (2<<8); /* Trp RAS Precharg */
- }
-
- /* Trcd RAS to CAS delay */
- if((index2&0x0ff)<=0x03c) {
- drt |= (0<<10);
- } else {
- drt |= (1<<10);
- }
-
- /* Tdal Write auto precharge recovery delay */
- drt |= (1<<12);
-
- /* Trc TRS min */
- if((index2&0x0ff00)<=0x03700)
- drt |= (0<<14);
- else if((index2&0xff00)<=0x03c00)
- drt |= (1<<14);
- else
- drt |= (2<<14); /* spd 41 */
-
- drt |= (2<<16); /* Twr not defined for DDR docs say use 2 */
-
- /* Trrd Row Delay */
- if((index&0x0ff0000)<=0x0140000) {
- drt |= (0<<20);
- } else if((index&0x0ff0000)<=0x0280000) {
- drt |= (1<<20);
- } else if((index&0x0ff0000)<=0x03c0000) {
- drt |= (2<<20);
- } else {
- drt |= (3<<20);
- }
-
- /* Trfc Auto refresh cycle time */
- if((index2&0x0ff0000)<=0x04b0000) {
- drt |= (0<<22);
- } else if((index2&0x0ff0000)<=0x0690000) {
- drt |= (1<<22);
- } else {
- drt |= (2<<22);
- }
- /* Docs say use 55 for all 200Mhz */
- drt |= (0x055<<24);
- }
- else if(value <= 0x60) { /* 167 Mhz */
- /* according to new documentation CAS latency is 00
- * for bits 3:2 for all 167 Mhz
- drt |= ((index&3)<<2); */ /* set CAS latency */
- if((index&0x0ff00)<=0x03000) {
- drt |= (1<<8); /* Trp RAS Precharg */
- } else {
- drt |= (2<<8); /* Trp RAS Precharg */
- }
-
- /* Trcd RAS to CAS delay */
- if((index2&0x0ff)<=0x030) {
- drt |= (0<<10);
- } else {
- drt |= (1<<10);
- }
-
- /* Tdal Write auto precharge recovery delay */
- drt |= (2<<12);
-
- /* Trc TRS min */
- drt |= (2<<14); /* spd 41, but only one choice */
-
- drt |= (2<<16); /* Twr not defined for DDR docs say 2 */
-
- /* Trrd Row Delay */
- if((index&0x0ff0000)<=0x0180000) {
- drt |= (0<<20);
- } else if((index&0x0ff0000)<=0x0300000) {
- drt |= (1<<20);
- } else {
- drt |= (2<<20);
- }
-
- /* Trfc Auto refresh cycle time */
- if((index2&0x0ff0000)<=0x0480000) {
- drt |= (0<<22);
- } else if((index2&0x0ff0000)<=0x0780000) {
- drt |= (2<<22);
- } else {
- drt |= (2<<22);
- }
- /* Docs state to use 99 for all 167 Mhz */
- drt |= (0x099<<24);
- }
- else if(value <= 0x75) { /* 133 Mhz */
- drt |= ((index&3)<<2); /* set CAS latency */
- if((index&0x0ff00)<=0x03c00) {
- drt |= (1<<8); /* Trp RAS Precharg */
- } else {
- drt |= (2<<8); /* Trp RAS Precharg */
- }
-
- /* Trcd RAS to CAS delay */
- if((index2&0x0ff)<=0x03c) {
- drt |= (0<<10);
- } else {
- drt |= (1<<10);
- }
-
- /* Tdal Write auto precharge recovery delay */
- drt |= (1<<12);
-
- /* Trc TRS min */
- drt |= (2<<14); /* spd 41, but only one choice */
-
- drt |= (1<<16); /* Twr not defined for DDR docs say 1 */
-
- /* Trrd Row Delay */
- if((index&0x0ff0000)<=0x01e0000) {
- drt |= (0<<20);
- } else if((index&0x0ff0000)<=0x03c0000) {
- drt |= (1<<20);
- } else {
- drt |= (2<<20);
- }
-
- /* Trfc Auto refresh cycle time */
- if((index2&0x0ff0000)<=0x04b0000) {
- drt |= (0<<22);
- } else if((index2&0x0ff0000)<=0x0780000) {
- drt |= (2<<22);
- } else {
- drt |= (2<<22);
- }
-
- /* Based on CAS latency */
- if(index&7)
- drt |= (0x099<<24);
- else
- drt |= (0x055<<24);
-
- }
- else {
- die("Invalid SPD 9 bus speed.\r\n");
- }
-
- /* 0x78 DRT */
- pci_write_config32(ctrl->f0, DRT, drt);
-
- return(cas_latency);
-}
-
-static int spd_set_dram_controller_mode(const struct mem_controller *ctrl,
- long dimm_mask)
-{
- int value;
- int reg;
- int drc;
- int cnt;
- msr_t msr;
- unsigned char dram_type = 0xff;
- unsigned char ecc = 0xff;
- unsigned char rate = 62;
- static const unsigned char spd_rates[6] = {15,3,7,7,62,62};
- static const unsigned char drc_rates[5] = {0,15,7,62,3};
- static const unsigned char fsb_conversion[4] = {3,1,3,2};
-
- /* 0x7c DRC */
- drc = pci_read_config32(ctrl->f0, DRC);
- for(cnt=0; cnt < 4; cnt++) {
- if (!(dimm_mask & (1 << cnt))) {
- continue;
- }
- value = spd_read_byte(ctrl->channel0[cnt], 11); /* ECC */
- reg = spd_read_byte(ctrl->channel0[cnt], 2); /* Type */
- if (value == 2) { /* RAM is ECC capable */
- if (reg == 8) {
- if ( ecc == 0xff ) {
- ecc = 2;
- }
- else if (ecc == 1) {
- die("ERROR - Mixed DDR & DDR2 RAM\r\n");
- }
- }
- else if ( reg == 7 ) {
- if ( ecc == 0xff) {
- ecc = 1;
- }
- else if ( ecc > 1 ) {
- die("ERROR - Mixed DDR & DDR2 RAM\r\n");
- }
- }
- else {
- die("ERROR - RAM not DDR\r\n");
- }
- }
- else {
- die("ERROR - Non ECC memory dimm\r\n");
- }
-
- value = spd_read_byte(ctrl->channel0[cnt], 12); /*refresh rate*/
- value &= 0x0f; /* clip self refresh bit */
- if (value > 5) goto hw_err;
- if (rate > spd_rates[value])
- rate = spd_rates[value];
-
- value = spd_read_byte(ctrl->channel0[cnt], 9); /* cycle time */
- if (value > 0x75) goto hw_err;
- if (value <= 0x50) {
- if (dram_type >= 2) {
- if (reg == 8) { /*speed is good, is this ddr2?*/
- dram_type = 2;
- } else { /* not ddr2 so use ddr333 */
- dram_type = 1;
- }
- }
- }
- else if (value <= 0x60) {
- if (dram_type >= 1) dram_type = 1;
- }
- else dram_type = 0; /* ddr266 */
-
- }
- ecc = 2;
- if (read_option(CMOS_VSTART_ECC_memory,CMOS_VLEN_ECC_memory,1) == 0) {
- ecc = 0; /* ECC off in CMOS so disable it */
- print_debug("ECC off\r\n");
- }
- else {
- print_debug("ECC on\r\n");
- }
- drc &= ~(3 << 20); /* clear the ecc bits */
- drc |= (ecc << 20); /* or in the calculated ecc bits */
- for ( cnt = 1; cnt < 5; cnt++)
- if (drc_rates[cnt] == rate)
- break;
- if (cnt < 5) {
- drc &= ~(7 << 8); /* clear the rate bits */
- drc |= (cnt << 8);
- }
-
- if (reg == 8) { /* independant clocks */
- drc |= (1 << 4);
- }
-
- drc |= (1 << 26); /* set the overlap bit - the factory BIOS does */
- drc |= (1 << 27); /* set DED retry enable - the factory BIOS does */
- /* front side bus */
- msr = rdmsr(0x2c);
- value = msr.lo >> 16;
- value &= 0x03;
- drc &= ~(3 << 2); /* set the front side bus */
- drc |= (fsb_conversion[value] << 2);
- drc &= ~(3 << 0); /* set the dram type */
- drc |= (dram_type << 0);
-
- goto out;
-
- val_err:
- die("Bad SPD value\r\n");
- /* If an hw_error occurs report that I have no memory */
-hw_err:
- drc = 0;
- out:
- return drc;
-}
-
-static void sdram_set_spd_registers(const struct mem_controller *ctrl)
-{
- long dimm_mask;
-
- /* Test if we can read the spd and if ram is ddr or ddr2 */
- dimm_mask = spd_detect_dimms(ctrl);
- if (!(dimm_mask & ((1 << DIMM_SOCKETS) - 1))) {
- print_err("No memory for this cpu\r\n");
- return;
- }
- return;
-}
-
-static void do_delay(void)
-{
- int i;
- unsigned char b;
- for(i=0;i<16;i++)
- b=inb(0x80);
-}
-
-#define TIMEOUT_LOOPS 300000
-
-#define DCALCSR 0x100
-#define DCALADDR 0x104
-#define DCALDATA 0x108
-
-static void set_on_dimm_termination_enable(const struct mem_controller *ctrl)
-{
- unsigned char c1,c2;
- unsigned int dimm,i;
- unsigned int data32;
- unsigned int t4;
-
- /* Set up northbridge values */
- /* ODT enable */
- pci_write_config32(ctrl->f0, 0x88, 0xf0000180);
- /* Figure out which slots are Empty, Single, or Double sided */
- for(i=0,t4=0,c2=0;i<8;i+=2) {
- c1 = pci_read_config8(ctrl->f0, DRB+i);
- if(c1 == c2) continue;
- c2 = pci_read_config8(ctrl->f0, DRB+1+i);
- if(c1 == c2)
- t4 |= (1 << (i*4));
- else
- t4 |= (2 << (i*4));
- }
- for(i=0;i<1;i++) {
- if((t4&0x0f) == 1) {
- if( ((t4>>8)&0x0f) == 0 ) {
- data32 = 0x00000010; /* EEES */
- break;
- }
- if ( ((t4>>16)&0x0f) == 0 ) {
- data32 = 0x00003132; /* EESS */
- break;
- }
- if ( ((t4>>24)&0x0f) == 0 ) {
- data32 = 0x00335566; /* ESSS */
- break;
- }
- data32 = 0x77bbddee; /* SSSS */
- break;
- }
- if((t4&0x0f) == 2) {
- if( ((t4>>8)&0x0f) == 0 ) {
- data32 = 0x00003132; /* EEED */
- break;
- }
- if ( ((t4>>8)&0x0f) == 2 ) {
- data32 = 0xb373ecdc; /* EEDD */
- break;
- }
- if ( ((t4>>16)&0x0f) == 0 ) {
- data32 = 0x00b3a898; /* EESD */
- break;
- }
- data32 = 0x777becdc; /* ESSD */
- break;
- }
- die("Error - First dimm slot empty\r\n");
- }
-
- print_debug("ODT Value = ");
- print_debug_hex32(data32);
- print_debug("\r\n");
-
- pci_write_config32(ctrl->f0, 0xb0, data32);
-
- for(dimm=0;dimm<8;dimm+=1) {
-
- write32(BAR+DCALADDR, 0x0b840001);
- write32(BAR+DCALCSR, 0x83000003 | (dimm << 20));
-
- for(i=0;i<1001;i++) {
- data32 = read32(BAR+DCALCSR);
- if(!(data32 & (1<<31)))
- break;
- }
- }
-}
-static void set_receive_enable(const struct mem_controller *ctrl)
-{
- unsigned int i;
- unsigned int cnt,bit;
- uint32_t recena=0;
- uint32_t recenb=0;
-
- {
- unsigned int dimm;
- unsigned int edge;
- int32_t data32;
- uint32_t data32_dram;
- uint32_t dcal_data32_0;
- uint32_t dcal_data32_1;
- uint32_t dcal_data32_2;
- uint32_t dcal_data32_3;
- uint32_t work32l;
- uint32_t work32h;
- uint32_t data32r;
- int32_t recen;
- for(dimm=0;dimm<8;dimm+=1) {
-
- if(!(dimm&1)) {
- write32(BAR+DCALDATA+(17*4), 0x04020000);
- write32(BAR+DCALCSR, 0x83800004 | (dimm << 20));
-
- for(i=0;i<1001;i++) {
- data32 = read32(BAR+DCALCSR);
- if(!(data32 & (1<<31)))
- break;
- }
- if(i>=1000)
- continue;
-
- dcal_data32_0 = read32(BAR+DCALDATA + 0);
- dcal_data32_1 = read32(BAR+DCALDATA + 4);
- dcal_data32_2 = read32(BAR+DCALDATA + 8);
- dcal_data32_3 = read32(BAR+DCALDATA + 12);
- }
- else {
- dcal_data32_0 = read32(BAR+DCALDATA + 16);
- dcal_data32_1 = read32(BAR+DCALDATA + 20);
- dcal_data32_2 = read32(BAR+DCALDATA + 24);
- dcal_data32_3 = read32(BAR+DCALDATA + 28);
- }
-
- /* check if bank is installed */
- if((dcal_data32_0 == 0) && (dcal_data32_2 == 0))
- continue;
- /* Calculate the timing value */
- for(i=0,edge=0,bit=63,cnt=31,data32r=0,
- work32l=dcal_data32_1,work32h=dcal_data32_3;
- (i<4) && bit; i++) {
- for(;;bit--,cnt--) {
- if(work32l & (1<<cnt))
- break;
- if(!cnt) {
- work32l = dcal_data32_0;
- work32h = dcal_data32_2;
- cnt = 32;
- }
- if(!bit) break;
- }
- for(;;bit--,cnt--) {
- if(!(work32l & (1<<cnt)))
- break;
- if(!cnt) {
- work32l = dcal_data32_0;
- work32h = dcal_data32_2;
- cnt = 32;
- }
- if(!bit) break;
- }
- if(!bit) {
- break;
- }
- data32 = ((bit%8) << 1);
- if(work32h & (1<<cnt))
- data32 += 1;
- if(data32 < 4) {
- if(!edge) {
- edge = 1;
- }
- else {
- if(edge != 1) {
- data32 = 0x0f;
- }
- }
- }
- if(data32 > 12) {
- if(!edge) {
- edge = 2;
- }
- else {
- if(edge != 2) {
- data32 = 0x00;
- }
- }
- }
- data32r += data32;
- }
-
- work32l = dcal_data32_0;
- work32h = dcal_data32_2;
- recen = data32r;
- recen += 3;
- recen = recen>>2;
- for(cnt=5;cnt<24;) {
- for(;;cnt++)
- if(!(work32l & (1<<cnt)))
- break;
- for(;;cnt++) {
- if(work32l & (1<<cnt))
- break;
- }
- data32 = (((cnt-1)%8)<<1);
- if(work32h & (1<<(cnt-1))) {
- data32++;
- }
- /* test for frame edge cross overs */
- if((edge == 1) && (data32 > 12) &&
- (((recen+16)-data32) < 3)) {
- data32 = 0;
- cnt += 2;
- }
- if((edge == 2) && (data32 < 4) &&
- ((recen - data32) > 12)) {
- data32 = 0x0f;
- cnt -= 2;
- }
- if(((recen+3) >= data32) && ((recen-3) <= data32))
- break;
- }
- cnt--;
- cnt /= 8;
- cnt--;
- if(recen&1)
- recen+=2;
- recen >>= 1;
- recen += (cnt*8);
- recen+=2;
- recen <<= (dimm/2) * 8;
- if(!(dimm&1)) {
- recena |= recen;
- }
- else {
- recenb |= recen;
- }
- }
- }
- /* Check for Eratta problem */
- for(i=cnt=bit=0;i<4;i++) {
- if (((recena>>(i*8))&0x0f)>7) {
- cnt++; bit++;
- }
- else {
- if((recena>>(i*8))&0x0f) {
- cnt++;
- }
- }
- }
- if(bit) {
- cnt-=bit;
- if(cnt>1) {
- for(i=0;i<4;i++) {
- if(((recena>>(i*8))&0x0f)>7) {
- recena &= ~(0x0f<<(i*8));
- recena |= (7<<(i*8));
- }
- }
- }
- else {
- for(i=0;i<4;i++) {
- if(((recena>>(i*8))&0x0f)<8) {
- recena &= ~(0x0f<<(i*8));
- recena |= (8<<(i*8));
- }
- }
- }
- }
- for(i=cnt=bit=0;i<4;i++) {
- if (((recenb>>(i*8))&0x0f)>7) {
- cnt++; bit++;
- }
- else {
- if((recenb>>(i*8))&0x0f) {
- cnt++;
- }
- }
- }
- if(bit) {
- cnt-=bit;
- if(cnt>1) {
- for(i=0;i<4;i++) {
- if(((recenb>>(i*8))&0x0f)>7) {
- recenb &= ~(0x0f<<(i*8));
- recenb |= (7<<(i*8));
- }
- }
- }
- else {
- for(i=0;i<4;i++) {
- if(((recenb>>(i*8))&0x0f)<8) {
- recenb &= ~(0x0f<<(i*8));
- recenb |= (8<<(i*8));
- }
- }
- }
- }
-
-// recena = 0x0000090a;
-// recenb = 0x0000090a;
-
- print_debug("Receive enable A = ");
- print_debug_hex32(recena);
- print_debug(", Receive enable B = ");
- print_debug_hex32(recenb);
- print_debug("\r\n");
-
- /* clear out the calibration area */
- write32(BAR+DCALDATA+(16*4), 0x00000000);
- write32(BAR+DCALDATA+(17*4), 0x00000000);
- write32(BAR+DCALDATA+(18*4), 0x00000000);
- write32(BAR+DCALDATA+(19*4), 0x00000000);
-
- /* No command */
- write32(BAR+DCALCSR, 0x0000000f);
-
- write32(BAR+0x150, recena);
- write32(BAR+0x154, recenb);
-}
-
-
-static void sdram_enable(int controllers, const struct mem_controller *ctrl)
-{
- int i;
- int cs;
- int cnt;
- int cas_latency;
- long mask;
- uint32_t drc;
- uint32_t data32;
- uint32_t mode_reg;
- uint32_t *iptr;
- volatile unsigned long *iptrv;
- msr_t msr;
- uint32_t scratch;
- uint8_t byte;
- uint16_t data16;
- static const struct {
- uint32_t clkgr[4];
- } gearing [] = {
- /* FSB 133 DIMM 266 */
- {{ 0x00000001, 0x00000000, 0x00000001, 0x00000000}},
- /* FSB 133 DIMM 333 */
- {{ 0x00000000, 0x00000000, 0x00000000, 0x00000000}},
- /* FSB 133 DIMM 400 */
- {{ 0x00000120, 0x00000000, 0x00000032, 0x00000010}},
- /* FSB 167 DIMM 266 */
- {{ 0x00005432, 0x00001000, 0x00004325, 0x00000000}},
- /* FSB 167 DIMM 333 */
- {{ 0x00000001, 0x00000000, 0x00000001, 0x00000000}},
- /* FSB 167 DIMM 400 */
- {{ 0x00154320, 0x00000000, 0x00065432, 0x00010000}},
- /* FSB 200 DIMM 266 */
- {{ 0x00000032, 0x00000010, 0x00000120, 0x00000000}},
- /* FSB 200 DIMM 333 */
- {{ 0x00065432, 0x00010000, 0x00054326, 0x00000000}},
- /* FSB 200 DIMM 400 */
- {{ 0x00000001, 0x00000000, 0x00000001, 0x00000000}},
- };
-
- static const uint32_t dqs_data[] = {
- 0xffffffff, 0xffffffff, 0x000000ff,
- 0xffffffff, 0xffffffff, 0x000000ff,
- 0xffffffff, 0xffffffff, 0x000000ff,
- 0xffffffff, 0xffffffff, 0x000000ff,
- 0xffffffff, 0xffffffff, 0x000000ff,
- 0xffffffff, 0xffffffff, 0x000000ff,
- 0xffffffff, 0xffffffff, 0x000000ff,
- 0xffffffff, 0xffffffff, 0x000000ff};
-
- mask = spd_detect_dimms(ctrl);
- print_debug("Starting SDRAM Enable\r\n");
-
- /* 0x80 */
-#ifdef DIMM_MAP_LOGICAL
- pci_write_config32(ctrl->f0, DRM,
- 0x00210000 | DIMM_MAP_LOGICAL);
-#else
- pci_write_config32(ctrl->f0, DRM, 0x00211248);
-#endif
- /* set dram type and Front Side Bus freq. */
- drc = spd_set_dram_controller_mode(ctrl, mask);
- if( drc == 0) {
- die("Error calculating DRC\r\n");
- }
- data32 = drc & ~(3 << 20); /* clear ECC mode */
- data32 = data32 & ~(7 << 8); /* clear refresh rates */
- data32 = data32 | (1 << 5); /* temp turn off of ODT */
- /* Set gearing, then dram controller mode */
- /* drc bits 1:0 = DIMM speed, bits 3:2 = FSB speed */
- for(iptr = gearing[(drc&3)+((((drc>>2)&3)-1)*3)].clkgr,cnt=0;
- cnt<4;cnt++) {
- pci_write_config32(ctrl->f0, 0xa0+(cnt*4), iptr[cnt]);
- }
- /* 0x7c DRC */
- pci_write_config32(ctrl->f0, DRC, data32);
-
- /* turn the clocks on */
- /* 0x8c CKDIS */
- pci_write_config16(ctrl->f0, CKDIS, 0x0000);
-
- /* 0x9a DDRCSR Take subsystem out of idle */
- data16 = pci_read_config16(ctrl->f0, DDRCSR);
- data16 &= ~(7 << 12);
- data16 |= (3 << 12); /* use dual channel lock step */
- pci_write_config16(ctrl->f0, DDRCSR, data16);
-
- /* program row size DRB */
- spd_set_ram_size(ctrl, mask);
-
- /* program page size DRA */
- spd_set_row_attributes(ctrl, mask);
-
- /* program DRT timing values */
- cas_latency = spd_set_drt_attributes(ctrl, mask, drc);
-
- for(i=0;i<8;i++) { /* loop throught each dimm to test for row */
- print_debug("DIMM ");
- print_debug_hex8(i);
- print_debug("\r\n");
- /* Apply NOP */
- do_delay();
-
- write32(BAR + 0x100, (0x03000000 | (i<<20)));
-
- write32(BAR+0x100, (0x83000000 | (i<<20)));
-
- data32 = read32(BAR+DCALCSR);
- while(data32 & 0x80000000)
- data32 = read32(BAR+DCALCSR);
-
- }
-
- /* Apply NOP */
- do_delay();
-
- for(cs=0;cs<8;cs++) {
- write32(BAR + DCALCSR, (0x83000000 | (cs<<20)));
- data32 = read32(BAR+DCALCSR);
- while(data32 & 0x80000000)
- data32 = read32(BAR+DCALCSR);
- }
-
- /* Precharg all banks */
- do_delay();
- for(cs=0;cs<8;cs++) {
- if ((drc & 3) == 2) /* DDR2 */
- write32(BAR+DCALADDR, 0x04000000);
- else /* DDR1 */
- write32(BAR+DCALADDR, 0x00000000);
- write32(BAR+DCALCSR, (0x83000002 | (cs<<20)));
- data32 = read32(BAR+DCALCSR);
- while(data32 & 0x80000000)
- data32 = read32(BAR+DCALCSR);
- }
-
- /* EMRS dll's enabled */
- do_delay();
- for(cs=0;cs<8;cs++) {
- if ((drc & 3) == 2) /* DDR2 */
- /* fixme hard code AL additive latency */
- write32(BAR+DCALADDR, 0x0b940001);
- else /* DDR1 */
- write32(BAR+DCALADDR, 0x00000001);
- write32(BAR+DCALCSR, (0x83000003 | (cs<<20)));
- data32 = read32(BAR+DCALCSR);
- while(data32 & 0x80000000)
- data32 = read32(BAR+DCALCSR);
- }
- /* MRS reset dll's */
- do_delay();
- if ((drc & 3) == 2) { /* DDR2 */
- if(cas_latency == 30)
- mode_reg = 0x053a0000;
- else
- mode_reg = 0x054a0000;
- }
- else { /* DDR1 */
- if(cas_latency == 20)
- mode_reg = 0x012a0000;
- else /* CAS Latency 2.5 */
- mode_reg = 0x016a0000;
- }
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALADDR, mode_reg);
- write32(BAR+DCALCSR, (0x83000003 | (cs<<20)));
- data32 = read32(BAR+DCALCSR);
- while(data32 & 0x80000000)
- data32 = read32(BAR+DCALCSR);
- }
-
- /* Precharg all banks */
- do_delay();
- do_delay();
- do_delay();
- for(cs=0;cs<8;cs++) {
- if ((drc & 3) == 2) /* DDR2 */
- write32(BAR+DCALADDR, 0x04000000);
- else /* DDR1 */
- write32(BAR+DCALADDR, 0x00000000);
- write32(BAR+DCALCSR, (0x83000002 | (cs<<20)));
- data32 = read32(BAR+DCALCSR);
- while(data32 & 0x80000000)
- data32 = read32(BAR+DCALCSR);
- }
-
- /* Do 2 refreshes */
- do_delay();
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALCSR, (0x83000001 | (cs<<20)));
- data32 = read32(BAR+DCALCSR);
- while(data32 & 0x80000000)
- data32 = read32(BAR+DCALCSR);
- }
- do_delay();
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALCSR, (0x83000001 | (cs<<20)));
- data32 = read32(BAR+DCALCSR);
- while(data32 & 0x80000000)
- data32 = read32(BAR+DCALCSR);
- }
- do_delay();
- /* for good luck do 6 more */
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALCSR, (0x83000001 | (cs<<20)));
- }
- do_delay();
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALCSR, (0x83000001 | (cs<<20)));
- }
- do_delay();
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALCSR, (0x83000001 | (cs<<20)));
- }
- do_delay();
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALCSR, (0x83000001 | (cs<<20)));
- }
- do_delay();
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALCSR, (0x83000001 | (cs<<20)));
- }
- do_delay();
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALCSR, (0x83000001 | (cs<<20)));
- }
- do_delay();
- /* MRS reset dll's normal */
- do_delay();
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALADDR, (mode_reg & ~(1<<24)));
- write32(BAR+DCALCSR, (0x83000003 | (cs<<20)));
- data32 = read32(BAR+DCALCSR);
- while(data32 & 0x80000000)
- data32 = read32(BAR+DCALCSR);
- }
-
- /* Do only if DDR2 EMRS dll's enabled */
- if ((drc & 3) == 2) { /* DDR2 */
- do_delay();
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALADDR, (0x0b940001));
- write32(BAR+DCALCSR, (0x83000003 | (cs<<20)));
- data32 = read32(BAR+DCALCSR);
- while(data32 & 0x80000000)
- data32 = read32(BAR+DCALCSR);
- }
- }
-
- do_delay();
- /* No command */
- write32(BAR+DCALCSR, 0x0000000f);
-
- /* DDR1 This is test code to copy some codes in the factory setup */
-
- write32(BAR, 0x00100000);
-
- if ((drc & 3) == 2) { /* DDR2 */
- /* enable on dimm termination */
- set_on_dimm_termination_enable(ctrl);
- }
-
- /* receive enable calibration */
- set_receive_enable(ctrl);
-
- /* DQS */
- pci_write_config32(ctrl->f0, 0x94, 0x3904a100 );
- for(i = 0, cnt = (BAR+0x200); i < 24; i++, cnt+=4) {
- write32(cnt, dqs_data[i]);
- }
- pci_write_config32(ctrl->f0, 0x94, 0x3904a100 );
-
- /* Enable refresh */
- /* 0x7c DRC */
- data32 = drc & ~(3 << 20); /* clear ECC mode */
- pci_write_config32(ctrl->f0, DRC, data32);
- write32(BAR+DCALCSR, 0x0008000f);
-
- /* clear memory and init ECC */
- print_debug("Clearing memory\r\n");
- for(i=0;i<64;i+=4) {
- write32(BAR+DCALDATA+i, 0x00000000);
- }
-
- for(cs=0;cs<8;cs++) {
- write32(BAR+DCALCSR, (0x830831d8 | (cs<<20)));
- data32 = read32(BAR+DCALCSR);
- while(data32 & 0x80000000)
- data32 = read32(BAR+DCALCSR);
- }
-
- /* Bring memory subsystem on line */
- data32 = pci_read_config32(ctrl->f0, 0x98);
- data32 |= (1 << 31);
- pci_write_config32(ctrl->f0, 0x98, data32);
- /* wait for completion */
- print_debug("Waiting for mem complete\r\n");
- while(1) {
- data32 = pci_read_config32(ctrl->f0, 0x98);
- if( (data32 & (1<<31)) == 0)
- break;
- }
- print_debug("Done\r\n");
-
- /* Set initialization complete */
- /* 0x7c DRC */
- drc |= (1 << 29);
- data32 = drc & ~(3 << 20); /* clear ECC mode */
- pci_write_config32(ctrl->f0, DRC, data32);
-
- /* Set the ecc mode */
- pci_write_config32(ctrl->f0, DRC, drc);
-
- /* Enable memory scrubbing */
- /* 0x52 MCHSCRB */
- data16 = pci_read_config16(ctrl->f0, MCHSCRB);
- data16 &= ~0x0f;
- data16 |= ((2 << 2) | (2 << 0));
- pci_write_config16(ctrl->f0, MCHSCRB, data16);
-
- /* The memory is now setup, use it */
- cache_lbmem(MTRR_TYPE_WRBACK);
-}
diff --git a/src/northbridge/intel/E7525/raminit.h b/src/northbridge/intel/E7525/raminit.h
deleted file mode 100644
index 183ace8385..0000000000
--- a/src/northbridge/intel/E7525/raminit.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef RAMINIT_H
-#define RAMINIT_H
-
-#define DIMM_SOCKETS 4
-struct mem_controller {
- unsigned node_id;
- device_t f0, f1, f2, f3;
- uint16_t channel0[DIMM_SOCKETS];
- uint16_t channel1[DIMM_SOCKETS];
-};
-
-#endif /* RAMINIT_H */
diff --git a/src/northbridge/intel/E7525/raminit_test.c b/src/northbridge/intel/E7525/raminit_test.c
deleted file mode 100644
index 2d44d25403..0000000000
--- a/src/northbridge/intel/E7525/raminit_test.c
+++ /dev/null
@@ -1,393 +0,0 @@
-#include <unistd.h>
-#include <limits.h>
-#include <stdint.h>
-#include <string.h>
-#include <setjmp.h>
-#include <device/pci_def.h>
-#include "e7525.h"
-
-jmp_buf end_buf;
-
-static int is_cpu_pre_c0(void)
-{
- return 0;
-}
-
-#define PCI_ADDR(BUS, DEV, FN, WHERE) ( \
- (((BUS) & 0xFF) << 16) | \
- (((DEV) & 0x1f) << 11) | \
- (((FN) & 0x07) << 8) | \
- ((WHERE) & 0xFF))
-
-#define PCI_DEV(BUS, DEV, FN) ( \
- (((BUS) & 0xFF) << 16) | \
- (((DEV) & 0x1f) << 11) | \
- (((FN) & 0x7) << 8))
-
-#define PCI_ID(VENDOR_ID, DEVICE_ID) \
- ((((DEVICE_ID) & 0xFFFF) << 16) | ((VENDOR_ID) & 0xFFFF))
-
-typedef unsigned device_t;
-
-unsigned char pci_register[256*5*3*256];
-
-static uint8_t pci_read_config8(device_t dev, unsigned where)
-{
- unsigned addr;
- addr = dev | where;
- return pci_register[addr];
-}
-
-static uint16_t pci_read_config16(device_t dev, unsigned where)
-{
- unsigned addr;
- addr = dev | where;
- return pci_register[addr] | (pci_register[addr + 1] << 8);
-}
-
-static uint32_t pci_read_config32(device_t dev, unsigned where)
-{
- unsigned addr;
- uint32_t value;
- addr = dev | where;
- value = pci_register[addr] |
- (pci_register[addr + 1] << 8) |
- (pci_register[addr + 2] << 16) |
- (pci_register[addr + 3] << 24);
-
- return value;
-
-}
-
-static void pci_write_config8(device_t dev, unsigned where, uint8_t value)
-{
- unsigned addr;
- addr = dev | where;
- pci_register[addr] = value;
-}
-
-static void pci_write_config16(device_t dev, unsigned where, uint16_t value)
-{
- unsigned addr;
- addr = dev | where;
- pci_register[addr] = value & 0xff;
- pci_register[addr + 1] = (value >> 8) & 0xff;
-}
-
-static void pci_write_config32(device_t dev, unsigned where, uint32_t value)
-{
- unsigned addr;
- addr = dev | where;
- pci_register[addr] = value & 0xff;
- pci_register[addr + 1] = (value >> 8) & 0xff;
- pci_register[addr + 2] = (value >> 16) & 0xff;
- pci_register[addr + 3] = (value >> 24) & 0xff;
-}
-
-#define PCI_DEV_INVALID (0xffffffffU)
-static device_t pci_locate_device(unsigned pci_id, device_t dev)
-{
- for(; dev <= PCI_DEV(255, 31, 7); dev += PCI_DEV(0,0,1)) {
- unsigned int id;
- id = pci_read_config32(dev, 0);
- if (id == pci_id) {
- return dev;
- }
- }
- return PCI_DEV_INVALID;
-}
-
-
-
-
-static void uart_tx_byte(unsigned char data)
-{
- write(STDOUT_FILENO, &data, 1);
-}
-static void hlt(void)
-{
- longjmp(end_buf, 2);
-}
-#include "../../../arch/i386/lib/console.c"
-
-unsigned long log2(unsigned long x)
-{
- // assume 8 bits per byte.
- unsigned long i = 1 << (sizeof(x)*8 - 1);
- unsigned long pow = sizeof(x) * 8 - 1;
-
- if (! x) {
- static const char errmsg[] = " called with invalid parameter of 0\n";
- write(STDERR_FILENO, __func__, sizeof(__func__) - 1);
- write(STDERR_FILENO, errmsg, sizeof(errmsg) - 1);
- hlt();
- }
- for(; i > x; i >>= 1, pow--)
- ;
-
- return pow;
-}
-
-typedef struct msr_struct
-{
- unsigned lo;
- unsigned hi;
-} msr_t;
-
-static inline msr_t rdmsr(unsigned index)
-{
- msr_t result;
- result.lo = 0;
- result.hi = 0;
- return result;
-}
-
-static inline void wrmsr(unsigned index, msr_t msr)
-{
-}
-
-#include "raminit.h"
-
-#define SIO_BASE 0x2e
-
-static void hard_reset(void)
-{
- /* FIXME implement the hard reset case... */
- longjmp(end_buf, 3);
-}
-
-static void memreset_setup(void)
-{
- /* Nothing to do */
-}
-
-static void memreset(int controllers, const struct mem_controller *ctrl)
-{
- /* Nothing to do */
-}
-
-static inline void activate_spd_rom(const struct mem_controller *ctrl)
-{
- /* nothing to do */
-}
-
-
-static uint8_t spd_mt4lsdt464a[256] =
-{
- 0x80, 0x08, 0x04, 0x0C, 0x08, 0x01, 0x40, 0x00, 0x01, 0x70,
- 0x54, 0x00, 0x80, 0x10, 0x00, 0x01, 0x8F, 0x04, 0x06, 0x01,
- 0x01, 0x00, 0x0E, 0x75, 0x54, 0x00, 0x00, 0x0F, 0x0E, 0x0F,
-
- 0x25, 0x08, 0x15, 0x08, 0x15, 0x08, 0x00, 0x12, 0x01, 0x4E,
- 0x9C, 0xE4, 0xB7, 0x46, 0x2C, 0xFF, 0x01, 0x02, 0x03, 0x04,
- 0x05, 0x06, 0x07, 0x08, 0x09, 0x01, 0x02, 0x03, 0x04, 0x05,
- 0x06, 0x07, 0x08, 0x09, 0x00,
-};
-
-static uint8_t spd_micron_512MB_DDR333[256] =
-{
- 0x80, 0x08, 0x07, 0x0d, 0x0b, 0x02, 0x48, 0x00, 0x04, 0x60,
- 0x70, 0x02, 0x82, 0x04, 0x04, 0x01, 0x0e, 0x04, 0x0c, 0x01,
- 0x02, 0x26, 0xc0, 0x75, 0x70, 0x00, 0x00, 0x48, 0x30, 0x48,
- 0x2a, 0x80, 0x80, 0x80, 0x45, 0x45, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x3c, 0x48, 0x30, 0x28, 0x50, 0x00, 0x01, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x10, 0x6f, 0x2c, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0x01, 0x33, 0x36, 0x56, 0x44, 0x44, 0x46, 0x31,
- 0x32, 0x38, 0x37, 0x32, 0x47, 0x2d, 0x33, 0x33, 0x35, 0x43,
- 0x33, 0x03, 0x00, 0x03, 0x23, 0x17, 0x07, 0x5a, 0xb2, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
-};
-
-static uint8_t spd_micron_256MB_DDR333[256] =
-{
- 0x80, 0x08, 0x07, 0x0d, 0x0b, 0x01, 0x48, 0x00, 0x04, 0x60,
- 0x70, 0x02, 0x82, 0x04, 0x04, 0x01, 0x0e, 0x04, 0x0c, 0x01,
- 0x02, 0x26, 0xc0, 0x75, 0x70, 0x00, 0x00, 0x48, 0x30, 0x48,
- 0x2a, 0x80, 0x80, 0x80, 0x45, 0x45, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x3c, 0x48, 0x30, 0x23, 0x50, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x58, 0x2c, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0x01, 0x31, 0x38, 0x56, 0x44, 0x44, 0x46, 0x36,
- 0x34, 0x37, 0x32, 0x47, 0x2d, 0x33, 0x33, 0x35, 0x43, 0x31,
- 0x20, 0x01, 0x00, 0x03, 0x19, 0x17, 0x05, 0xb2, 0xf4, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
- 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-};
-
-#define MAX_DIMMS 16
-static uint8_t spd_data[MAX_DIMMS*256];
-
-static unsigned spd_count, spd_fail_count;
-static int spd_read_byte(unsigned device, unsigned address)
-{
- int result;
- spd_count++;
- if ((device < 0x50) || (device >= (0x50 +MAX_DIMMS))) {
- result = -1;
- }
- else {
- device -= 0x50;
-
- if (address > 256) {
- result = -1;
- }
- else if (spd_data[(device << 8) | 2] != 7) {
- result = -1;
- }
- else {
- result = spd_data[(device << 8) | address];
- }
- }
- if (spd_count >= spd_fail_count) {
- result = -1;
- }
- return result;
-}
-
-#include "raminit.c"
-#include "../../../sdram/generic_sdram.c"
-
-#define FIRST_CPU 1
-#define SECOND_CPU 1
-#define TOTAL_CPUS (FIRST_CPU + SECOND_CPU)
-#if 0
-static void raminit_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 = { 0x50+0, 0x50+2, 0x50+4, 0x50+6 },
- .channel1 = { 0x50+1, 0x50+3, 0x50+5, 0x50+7 },
- },
-#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 = { 0x50+8, 0x50+10, 0x50+12, 0x50+14 },
- .channel1 = { 0x50+9, 0x50+11, 0x50+13, 0x50+15 },
- },
-#endif
- };
- console_init();
- memreset_setup();
- sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu);
-
-}
-#endif
-static void reset_tests(void)
-{
- /* Clear the results of any previous tests */
- memset(pci_register, 0, sizeof(pci_register));
- memset(spd_data, 0, sizeof(spd_data));
- spd_count = 0;
- spd_fail_count = UINT_MAX;
-
- pci_write_config32(PCI_DEV(0, 0x18, 3), NORTHBRIDGE_CAP,
- NBCAP_128Bit |
- NBCAP_MP| NBCAP_BIG_MP |
- /* NBCAP_ECC | NBCAP_CHIPKILL_ECC | */
- (NBCAP_MEMCLK_200MHZ << NBCAP_MEMCLK_SHIFT) |
- NBCAP_MEMCTRL);
-
- pci_write_config32(PCI_DEV(0, 0x19, 3), NORTHBRIDGE_CAP,
- NBCAP_128Bit |
- NBCAP_MP| NBCAP_BIG_MP |
- /* NBCAP_ECC | NBCAP_CHIPKILL_ECC | */
- (NBCAP_MEMCLK_200MHZ << NBCAP_MEMCLK_SHIFT) |
- NBCAP_MEMCTRL);
-}
-
-static void test1(void)
-{
- reset_tests();
-
- memcpy(&spd_data[0*256], spd_micron_512MB_DDR333, 256);
- memcpy(&spd_data[1*256], spd_micron_512MB_DDR333, 256);
-// raminit_main();
-}
-
-
-static void do_test2(int i)
-{
- jmp_buf tmp_buf;
- memcpy(&tmp_buf, &end_buf, sizeof(end_buf));
- if (setjmp(end_buf) != 0) {
- goto done;
- }
- reset_tests();
- spd_fail_count = i;
-
- print_debug("\r\nSPD will fail after: ");
- print_debug_hex32(spd_fail_count);
- print_debug(" accesses.\r\n");
-
- memcpy(&spd_data[0*256], spd_micron_512MB_DDR333, 256);
- memcpy(&spd_data[1*256], spd_micron_512MB_DDR333, 256);
-
-// raminit_main();
-
- done:
- memcpy(&end_buf, &tmp_buf, sizeof(end_buf));
-}
-
-static void test2(void)
-{
- int i;
- for(i = 0; i < 0x48; i++) {
- do_test2(i);
- }
-
-}
-
-int main(int argc, char **argv)
-{
- if (setjmp(end_buf) != 0) {
- return -1;
- }
- test1();
- test2();
- return 0;
-}