aboutsummaryrefslogtreecommitdiff
path: root/util/mkelfImage/linux-ia64/convert_params.c
diff options
context:
space:
mode:
Diffstat (limited to 'util/mkelfImage/linux-ia64/convert_params.c')
-rw-r--r--util/mkelfImage/linux-ia64/convert_params.c334
1 files changed, 0 insertions, 334 deletions
diff --git a/util/mkelfImage/linux-ia64/convert_params.c b/util/mkelfImage/linux-ia64/convert_params.c
deleted file mode 100644
index a58f4adf80..0000000000
--- a/util/mkelfImage/linux-ia64/convert_params.c
+++ /dev/null
@@ -1,334 +0,0 @@
-#include "stdint.h"
-#include "limits.h"
-#include <stdarg.h>
-#include "elf.h"
-#include "elf_boot.h"
-#include "convert.h"
-
-
-/* NOTE be very careful with static variables. No relocations are
- * being performed so static variables with initialized pointers will
- * point to the wrong locations, unless this file is loaded at just
- * the right location.
- */
-/* Data and functions in head.S */
-extern void uart_tx_byte(int c);
-
-static void putchar(int c)
-{
- if (c == '\n') {
- putchar('\r');
- }
-#if 0
- uart_tx_byte(c);
-#endif
-}
-
-#define LONG_SHIFT ((int)((sizeof(unsigned long)*CHAR_BIT) - 4))
-#define INT_SHIFT ((int)((sizeof(unsigned int)*CHAR_BIT) - 4))
-#define SHRT_SHIFT ((int)((sizeof(unsigned short)*CHAR_BIT) - 4))
-#define CHAR_SHIFT ((int)((sizeof(unsigned char)*CHAR_BIT) - 4))
-
-/**************************************************************************
-PRINTF and friends
-
- Formats:
- %x - 4 bytes int (8 hex digits, lower case)
- %X - 4 bytes int (8 hex digits, upper case)
- %lx - 8 bytes long (16 hex digits, lower case)
- %lX - 8 bytes long (16 hex digits, upper case)
- %hx - 2 bytes int (4 hex digits, lower case)
- %hX - 2 bytes int (4 hex digits, upper case)
- %hhx - 1 byte int (2 hex digits, lower case)
- %hhX - 1 byte int (2 hex digits, upper case)
- - optional # prefixes 0x or 0X
- %d - decimal int
- %c - char
- %s - string
- Note: width specification not supported
-**************************************************************************/
-static void printf(const char *fmt, ...)
-{
- va_list args;
- char *p;
- va_start(args, fmt);
- for ( ; *fmt != '\0'; ++fmt) {
- if (*fmt != '%') {
- putchar(*fmt);
- continue;
- }
- if (*++fmt == 's') {
- for(p = va_arg(args, char *); *p != '\0'; p++)
- putchar(*p);
- }
- else { /* Length of item is bounded */
- char tmp[40], *q = tmp;
- int shift = INT_SHIFT;
- if (*fmt == 'l') {
- shift = LONG_SHIFT;
- fmt++;
- }
- else if (*fmt == 'h') {
- shift = SHRT_SHIFT;
- fmt++;
- if (*fmt == 'h') {
- shift = CHAR_SHIFT;
- fmt++;
- }
- }
-
- /*
- * Before each format q points to tmp buffer
- * After each format q points past end of item
- */
- if ((*fmt | 0x20) == 'x') {
- /* With x86 gcc, sizeof(long) == sizeof(int) */
- unsigned long h;
- int ncase;
- if (shift > INT_SHIFT) {
- h = va_arg(args, unsigned long);
- } else {
- h = va_arg(args, unsigned int);
- }
- ncase = (*fmt & 0x20);
- for ( ; shift >= 0; shift -= 4)
- *q++ = "0123456789ABCDEF"[(h >> shift) & 0xF] | ncase;
- }
- else if (*fmt == 'd') {
- char *r;
- long i;
- if (shift > INT_SHIFT) {
- i = va_arg(args, long);
- } else {
- i = va_arg(args, int);
- }
- if (i < 0) {
- *q++ = '-';
- i = -i;
- }
- p = q; /* save beginning of digits */
- do {
- *q++ = '0' + (i % 10);
- i /= 10;
- } while (i);
- /* reverse digits, stop in middle */
- r = q; /* don't alter q */
- while (--r > p) {
- i = *r;
- *r = *p;
- *p++ = i;
- }
- }
- else if (*fmt == 'c')
- *q++ = va_arg(args, int);
- else
- *q++ = *fmt;
- /* now output the saved string */
- for (p = tmp; p < q; ++p)
- putchar(*p);
- }
- }
- va_end(args);
-}
-
-void *memcpy(void *vdest, void *vsrc, size_t size)
-{
- unsigned char *dest = vdest, *src = vsrc;
- size_t i;
- for(i = 0; i < size; i++) {
- *dest++ = *src++;
- }
- return dest;
-}
-
-int memcmp(void *vs1, void *vs2, size_t size)
-{
- unsigned char *s1 =vs1, *s2=vs2;
- size_t i;
- for(i = 0; i < size; i++, s1++, s2++) {
- if (*s1 != *s2)
- return *s1 - *s2;
- }
- return 0;
-
-}
-
-void strappend(char *dest, const char *src, size_t max)
-{
- size_t len, i;
- /* Walk to the end of the destination string */
- for(len = 0; len < max; len++) {
- if (dest[len] == '\0')
- break;
- }
- /* Walk through the source string and append it */
- for(i = 0; (i + len) < max; i++) {
- if (src[i] == '\0')
- break;
- dest[len + i] = src[i];
- }
- len = len + i;
- /* Now null terminate the string */
- if (len >= max) {
- len = max -1;
- }
- dest[len] = '\0';
-}
-
-static struct ia64_boot_param {
- uint64_t command_line; /* physical address of command line arguments */
- uint64_t efi_systab; /* physical address of EFI system table */
- uint64_t efi_memmap; /* physical address of EFI memory map */
- uint64_t efi_memmap_size; /* size of EFI memory map */
- uint64_t efi_memdesc_size; /* size of an EFI memory map descriptor */
- uint32_t efi_memdesc_version; /* memory descriptor version */
- struct {
- uint16_t num_cols; /* number of columns on console output device */
- uint16_t num_rows; /* number of rows on console output device */
- uint16_t orig_x; /* cursor's x position */
- uint16_t orig_y; /* cursor's y position */
- } console_info;
- uint64_t fpswa; /* physical address of the fpswa interface */
- uint64_t initrd_start;
- uint64_t initrd_size;
-} bp = { 0, 0, 0, 0, 0, 0, { 80, 24, 0, 0 }, 0, 0, 0 };
-
-static void append_command_line(char *arg)
-{
- strappend((char *)bp.command_line, " ", CMDLINE_MAX);
- strappend((char *)bp.command_line, arg, CMDLINE_MAX);
-}
-
-static void convert_ia64_boot_params(struct ia64_boot_param *orig_bp)
-{
- /* Copy the parameters I have no clue about */
- bp.efi_systab = orig_bp->efi_systab;
- bp.efi_memmap = orig_bp->efi_memmap;
- bp.efi_memmap_size = orig_bp->efi_memmap_size;
- bp.efi_memdesc_size = orig_bp->efi_memdesc_size;
- bp.efi_memdesc_version = orig_bp->efi_memdesc_version;
- bp.console_info.num_cols = orig_bp->console_info.num_cols;
- bp.console_info.num_rows = orig_bp->console_info.num_rows;
- bp.console_info.orig_x = orig_bp->console_info.orig_x;
- bp.console_info.orig_y = orig_bp->console_info.orig_y;
- bp.fpswa = orig_bp->fpswa;
- /* If a ramdisk was supplied and I didn't original have one,
- * use it.
- */
- if (orig_bp->initrd_size && (!bp.initrd_size)) {
- bp.initrd_start = orig_bp->initrd_start;
- bp.initrd_size = orig_bp->initrd_size;
- }
- /* If a command line was supplied append it */
- if (orig_bp->command_line) {
- append_command_line((char *)(orig_bp->command_line));
- }
-}
-
-static void convert_bhdr_params(Elf_Bhdr *bhdr)
-{
- unsigned char *note, *end;
- char *ldr_name, *ldr_version, *firmware;
-
- ldr_name = ldr_version = firmware = 0;
-
- note = ((char *)bhdr) + sizeof(*bhdr);
- end = ((char *)bhdr) + bhdr->b_size;
- while(note < end) {
- Elf_Nhdr *hdr;
- unsigned char *n_name, *n_desc, *next;
- hdr = (Elf_Nhdr *)note;
- n_name = note + sizeof(*hdr);
- n_desc = n_name + ((hdr->n_namesz + 3) & ~3);
- next = n_desc + ((hdr->n_descsz + 3) & ~3);
- if (next > end)
- break;
-#if 0
- printf("n_type: %x n_name(%d): n_desc(%d): \n",
- hdr->n_type, hdr->n_namesz, hdr->n_descsz);
-#endif
-
- if (hdr->n_namesz == 0) {
- switch(hdr->n_type) {
- case EBN_FIRMWARE_TYPE:
- firmware = n_desc;
- break;
- case EBN_BOOTLOADER_NAME:
- ldr_name = n_desc;
- break;
- case EBN_BOOTLOADER_VERSION:
- ldr_version = n_desc;
- break;
- case EBN_COMMAND_LINE:
- append_command_line(n_desc);
- break;
- }
- }
- else if ((hdr->n_namesz == 10) &&
- (memcmp(n_name, "Etherboot", 10) == 0)) {
- switch(hdr->n_type) {
- case EB_IA64_SYSTAB:
- {
- uint64_t *systabp = (void *)n_desc;
- bp.efi_systab = *systabp;
- break;
- }
- case EB_IA64_FPSWA:
- {
- uint64_t *fpswap = (void *)n_desc;
- bp.fpswa = *fpswap;
- break;
- }
- case EB_IA64_CONINFO:
- memcpy(&bp.console_info, n_desc, sizeof(bp.console_info));
- break;
- case EB_IA64_MEMMAP:
- {
- struct efi_mem_map {
- uint64_t map_size;
- uint64_t map_key;
- uint64_t descriptor_size;
- uint64_t descriptor_version;
- uint8_t map[40];
- } *map = (void *)n_desc;
- bp.efi_memmap = (uint64_t)&map->map;
- bp.efi_memmap_size = map->map_size;
- bp.efi_memdesc_size = map->descriptor_size;
- bp.efi_memdesc_version = map->descriptor_version;
- break;
- }
- }
- }
- note = next;
- }
- if (ldr_name && ldr_version) {
- printf("Loader: %s version: %s\n",
- ldr_name, ldr_version);
- }
- if (firmware) {
- printf("Firmware: %s\n",
- firmware);
- }
-}
-
-void *convert_params(unsigned long arg1, unsigned long r28,
- struct image_parameters *params)
-{
- struct ia64_boot_param *orig_bp;
- Elf_Bhdr *bhdr = (Elf_Bhdr*)arg1;
-
- /* handle the options I can easily deal with */
- bp.command_line = (unsigned long)&params->cmdline;
- bp.initrd_start = params->initrd_start;
- bp.initrd_size = params->initrd_size;
-
- orig_bp = (struct ia64_boot_param *)r28;
- if (bhdr->b_signature == 0x0E1FB007) {
- convert_bhdr_params(bhdr);
- }
- else {
- convert_ia64_boot_params(orig_bp);
- }
-
- return &bp;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-07 23:29:13 +0000