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authorStefan Reinauer <stepan@openbios.org>2005-09-08 17:17:25 +0000
committerStefan Reinauer <stepan@openbios.org>2005-09-08 17:17:25 +0000
commit246ae2129eb091da06cf6275bd503dd5730060dc (patch)
treeca9ecac57b496250a7d79f4b7d06df45ce76ca80 /src/northbridge
parentafa190e046b2f45985c78d4550cc43f96764f33f (diff)
downloadcoreboot-246ae2129eb091da06cf6275bd503dd5730060dc.tar.xz
simplify code
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2012 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/northbridge')
-rw-r--r--src/northbridge/emulation/qemu-i386/Config.lb2
-rw-r--r--src/northbridge/emulation/qemu-i386/chip.h5
-rw-r--r--src/northbridge/emulation/qemu-i386/northbridge.c125
-rw-r--r--src/northbridge/emulation/qemu-i386/northbridge.h5
4 files changed, 0 insertions, 137 deletions
diff --git a/src/northbridge/emulation/qemu-i386/Config.lb b/src/northbridge/emulation/qemu-i386/Config.lb
deleted file mode 100644
index 4a0c2c8658..0000000000
--- a/src/northbridge/emulation/qemu-i386/Config.lb
+++ /dev/null
@@ -1,2 +0,0 @@
-config chip.h
-object northbridge.o
diff --git a/src/northbridge/emulation/qemu-i386/chip.h b/src/northbridge/emulation/qemu-i386/chip.h
deleted file mode 100644
index 891c6cc448..0000000000
--- a/src/northbridge/emulation/qemu-i386/chip.h
+++ /dev/null
@@ -1,5 +0,0 @@
-struct northbridge_emulation_qemu_i386_config
-{
-};
-
-extern struct chip_operations northbridge_emulation_qemu_i386_ops;
diff --git a/src/northbridge/emulation/qemu-i386/northbridge.c b/src/northbridge/emulation/qemu-i386/northbridge.c
deleted file mode 100644
index dd120e29a5..0000000000
--- a/src/northbridge/emulation/qemu-i386/northbridge.c
+++ /dev/null
@@ -1,125 +0,0 @@
-#include <console/console.h>
-#include <arch/io.h>
-#include <stdint.h>
-#include <device/device.h>
-#include <device/pci.h>
-#include <stdlib.h>
-#include <string.h>
-#include <bitops.h>
-#include "chip.h"
-#include "northbridge.h"
-
-#define BRIDGE_IO_MASK (IORESOURCE_IO | IORESOURCE_MEM)
-
-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->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->limit = 0xffffffffULL;
- resource->flags = IORESOURCE_MEM | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED;
-}
-
-static void ram_resource(device_t dev, unsigned long index,
- unsigned long basek, unsigned long sizek)
-{
- struct resource *resource;
-
- if (!sizek) {
- return;
- }
- 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 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;
- uint32_t idx;
-
- pci_tolm = find_pci_tolm(&dev->link[0]);
- mc_dev = dev->link[0].children;
- if (mc_dev) {
- unsigned long tomk, tolmk;
- /* Hard code the Top of memory for now */
- tomk = 65536;
- /* Compute the top of Low memory */
- tolmk = pci_tolm >> 10;
- if (tolmk >= tomk) {
- /* The PCI hole does not overlap memory.
- */
- tolmk = tomk;
- }
-
- /* Report the memory regions */
- idx = 10;
- ram_resource(dev, idx++, 0, 640);
- ram_resource(dev, idx++, 768, tolmk - 768);
- if (tomk > 4*1024*1024) {
- ram_resource(dev, idx++, 4096*1024, tomk - 4*1024*1024);
- }
- }
- 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], PCI_DEVFN(0, 0), 0xff, 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,
-};
-
-static void enable_dev(struct device *dev)
-{
- /* Set the operations if it is a special bus type */
- if (dev->path.type == DEVICE_PATH_PCI_DOMAIN) {
- dev->ops = &pci_domain_ops;
- pci_set_method(dev);
- }
-}
-
-struct chip_operations northbridge_emulation_qemu_i386_ops = {
- CHIP_NAME("QEMU Northbridge")
- .enable_dev = enable_dev,
-};
diff --git a/src/northbridge/emulation/qemu-i386/northbridge.h b/src/northbridge/emulation/qemu-i386/northbridge.h
deleted file mode 100644
index c74e63b97d..0000000000
--- a/src/northbridge/emulation/qemu-i386/northbridge.h
+++ /dev/null
@@ -1,5 +0,0 @@
-#ifndef NORTHBRIDGE_EMULATION_QEMU_I386_H
-#define NORTHBRIDGE_EMULATION_QEMU_I386_H
-
-
-#endif /* NORTHBRIDGE_EMULATION_QEMU_I386 */