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-rw-r--r--util/getpir/getpir.c189
1 files changed, 0 insertions, 189 deletions
diff --git a/util/getpir/getpir.c b/util/getpir/getpir.c
deleted file mode 100644
index 9853d7ca94..0000000000
--- a/util/getpir/getpir.c
+++ /dev/null
@@ -1,189 +0,0 @@
-/* getpir.c : This software is released under GPL
- * For coreboot use only
- * Aug 26 2001 , Nikolai Vladychevski, <niko@isl.net.mx>
- * 2007.04.09 Jeremy Jackson <jerj@coplanar.net>
- * updated for amd64 and general 64 bit portability
- * 2010.04.24 Marc Bertens <mbertens@xs4all.nl>
- * Added functionality to read a image file for checking the checksum of the PIR
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <sys/mman.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-
-#include "pirq_routing.h"
-#include "checksum.h"
-#include "code_gen.h"
-
-#if defined (__sun) && (defined(__i386) || defined(__amd64))
-# define MEM_DEV "/dev/xsvc"
-#else
-# define MEM_DEV "/dev/mem"
-#endif
-
-/**
- * The probe_table() is now called with the pointer to the memory,
- * this is to handle both the assessing memory and a file.
- *
- * This function now dumps the table found to the stdout, with
- * descriptions, it is special handy when building a PIRQ table
- * for a board to check the checksum.
- */
-static struct irq_routing_table *probe_table(char* ptr)
-{
- /**
- * Signature to search for $PIR<2-byte-version>
- *
- * this is to be sure that we find the correct table.
- */
- char signature[] = "$PIR\x00\x01";
- /** cast the pointer */
- struct irq_routing_table *rt = (struct irq_routing_table *)ptr;
- int size = 16;
- int checksum_result;
- do {
- /** find the PIRQ table */
- rt = (struct irq_routing_table *) memmem(ptr + size, 16, signature, 6);
- if (rt != NULL) {
- /** found the table */
- int i, ts = (rt->size - 32) / 16;
- struct irq_info *se_arr;
- se_arr = (struct irq_info *) ((char *) rt + 32);
- /** Dump the table information to the stdout */
- printf("Found PCI IRQ routing table signature at %p.\n", (void *) ((char *) rt - ptr + 0xf0000));
- printf("SIGNATURE = %s\n", (char*)&rt->signature);
- printf("VERSION = %04x\n", rt->version);
- printf("SIZE = %i\n", rt->size);
- printf("MAX_DEVICES_ON_BUS = 32 + 16 * %d\n", ts);
- printf("INT_ROUTER_BUS = 0x%02x\n", rt->rtr_bus);
- printf("INT_ROUTER DEVICE = (0x%02x << 3) | 0x%01x\n", rt->rtr_devfn >> 3, rt->rtr_devfn & 7);
- printf("IRQ_DEVOTED_TO_PCI = %#x\n", rt->exclusive_irqs);
- printf("VENDOR = %#x\n", rt->rtr_vendor);
- printf("DEVICE = %#x\n", rt->rtr_device);
- printf("MINIPORT = %#x\n", rt->miniport_data);
- printf("CHECKSUM = %#x\n", rt->checksum);
- printf("\tbus , dev | fn, {link, bitmap}, {link, bitmap}, {link, bitmap}, {link, bitmap}, slot, rfu\n");
- for (i = 0; i < ts; i++) {
- printf("\t0x%02x, (0x%02x << 3) | 0x%01x, {{0x%02x, 0x%04x}, {0x%02x, 0x%04x}, {0x%02x, 0x%04x}, {0x%02x, 0x%04x}}, 0x%x, 0x%x},\n",
- (se_arr+i)->bus, (se_arr+i)->devfn >> 3,
- (se_arr+i)->devfn & 7, (se_arr+i)->irq[0].link,
- (se_arr+i)->irq[0].bitmap, (se_arr+i)->irq[1].link,
- (se_arr+i)->irq[1].bitmap, (se_arr+i)->irq[2].link,
- (se_arr+i)->irq[2].bitmap, (se_arr+i)->irq[3].link,
- (se_arr+i)->irq[3].bitmap, (se_arr+i)->slot,
- (se_arr+i)->rfu);
- }
- /** A table should not be over 0x400 bytes */
- if (rt->size > 0x400) {
- return NULL;
- }
- printf("Validating...\n");
- /** Calculate the checksum value */
- checksum_result = calc_checksum(rt);
- /** Show the calculatedchecksum value */
- printf("CHECKSUM = %#x\n", 0x100-((checksum_result - rt->checksum) & 0xFF));
- /** and the result of the calculation */
- if (!checksum_result) {
- printf("checksum is ok.\n");
- break;
- } else {
- printf("checksum is wrong.\n");
- }
- }
- size += 16;
- } while (size < 0xFFFF);
- if (size >= 0xFFFF) {
- /** When the functions comes here there is no PIRQ table found. */
- printf("No PCI IRQ routing table signature found.\n");
- return NULL;
- }
-
- return rt;
-}
-
-int main(int argc, char* argv[])
-{
- char* ptr;
- int fd_mem = -1;
- struct irq_routing_table* rt = NULL;
- void* bios_image = NULL;
- if ( argc > 1 )
- {
- /** there a paramater passed to the program, assume that it is a menory file */
- printf("Opening memory image file '%s'\n", argv[1]);
- /** Open the file */
- fd_mem = open(argv[1], O_RDONLY);
- if (fd_mem > 0) {
- /** get tyhe size of the file */
- int file_size = lseek(fd_mem, 0, SEEK_END);
- printf("Memory image '%i'\n", file_size);
- /** get a memory block for it. */
- bios_image = malloc(file_size);
- if (bios_image) {
- /** Fill the created buffer */
- lseek(fd_mem, 0, SEEK_SET);
- read(fd_mem, bios_image, file_size);
- /** set the pointer for the probe function */
- ptr = (char*)bios_image;
- } else {
- /* no memory available ? */
- perror("Failed to open imagefile\n");
- return (-3);
- }
- } else {
- /** An error occourd, just exit with a message */
- perror("Failed to open imagefile");
- return (-2);
- }
- } else {
- /** No paramaters means that the program will access the system memory */
- printf("Accessing memory\n");
- if (getuid()) {
- /** i'm not root message !!!! */
- fprintf(stderr, "Run me as root, I need access to " MEM_DEV ".\n");
- }
- /** open the system memory */
- fd_mem = open(MEM_DEV, O_RDONLY);
- if (fd_mem < 0) {
- /** could not open the system memory, exit with a message */
- perror("Could not open " MEM_DEV ":");
- exit(1);
- }
- printf("Probing PIRQ table in memory.\n");
- ptr = mmap(0, 0x10000, PROT_READ, MAP_SHARED, fd_mem, (off_t)0xf0000);
- if (ptr == MAP_FAILED) {
- /** could not map the system memory, exit with a message */
- perror("Mapping system memory failed: ");
- close(fd_mem);
- return (1);
- }
- }
- if (ptr) {
- /** now do the actual probe function */
- rt = probe_table(ptr);
- if (rt != NULL && bios_image == NULL) {
- /** when probing system memory we write the 'irq_tables.c' code file */
- printf("Creating irq_tables.c ...\n");
- code_gen("irq_tables.c", rt);
- printf("Done, you can move the file to the coreboot tree now.\n");
- }
- } else {
- printf("invalid memory pointer\n");
- }
- if (bios_image) {
- /** when we are reading from a file the memory must be released */
- free(bios_image);
- } else {
- /** when reading from the system memory, it must be unmapped */
- munmap(ptr, 0x10000);
- }
- /** Close the file handle */
- close(fd_mem);
- /** return 0 as OK ) */
- return 0;
-}
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