b43asm: Update README

[b43-tools.git] / disassembler / main.c

diff --git a/disassembler/main.c b/disassembler/main.c
index 8e6415ed875ee8ca98b9068f9786bf5aff772f14..dbd2b5f066aa1a1bbbeb701ec4247b5ffd0ecac8 100644 (file)
--- a/disassembler/main.c
+++ b/disassembler/main.c
@@ -539,9 +539,13 @@ static void disasm_opcodes(struct disassembler_context *ctx)
                        snprintf(str, 5, "0x%02X", (bin->opcode & 0x0FF));
                        stmt->u.insn.operands[0] = str;
 
-                       disasm_std_operand(stmt, 0, 1, 0);
-                       disasm_std_operand(stmt, 1, 2, 0);
-                       stmt->u.insn.is_labelref = 3;
+                       /* We don't disassemble the first and second operand, as
+                        * that always is a dummy r0 operand.
+                        * disasm_std_operand(stmt, 0, 1, 0);
+                        * disasm_std_operand(stmt, 1, 2, 0);
+                        * stmt->u.insn.is_labelref = 3;
+                        */
+                       stmt->u.insn.is_labelref = 1;
                        stmt->u.insn.labeladdr = stmt->u.insn.bin->operands[2];
                        break;
                case 0x700:
@@ -551,9 +555,13 @@ static void disasm_opcodes(struct disassembler_context *ctx)
                        snprintf(str, 5, "0x%02X", (bin->opcode & 0x0FF));
                        stmt->u.insn.operands[0] = str;
 
-                       disasm_std_operand(stmt, 0, 1, 0);
-                       disasm_std_operand(stmt, 1, 2, 0);
-                       stmt->u.insn.is_labelref = 3;
+                       /* We don't disassemble the first and second operand, as
+                        * that always is a dummy r0 operand.
+                        * disasm_std_operand(stmt, 0, 1, 0);
+                        * disasm_std_operand(stmt, 1, 2, 0);
+                        * stmt->u.insn.is_labelref = 3;
+                        */
+                       stmt->u.insn.is_labelref = 1;
                        stmt->u.insn.labeladdr = stmt->u.insn.bin->operands[2];
                        break;
                default:
@@ -630,6 +638,7 @@ static void emit_asm(struct disassembler_context *ctx)
        struct statement *stmt;
        int first, i;
        int err;
+       unsigned int addr = 0;
 
        err = open_output_file();
        if (err)
@@ -639,6 +648,8 @@ static void emit_asm(struct disassembler_context *ctx)
        list_for_each_entry(stmt, &ctx->stmt_list, list) {
                switch (stmt->type) {
                case STMT_INSN:
+                       if (cmdargs.print_addresses)
+                               fprintf(outfile, "/* %03X */", addr);
                        fprintf(outfile, "\t%s", stmt->u.insn.name);
                        first = 1;
                        for (i = 0; i < ARRAY_SIZE(stmt->u.insn.operands); i++) {
@@ -657,6 +668,7 @@ static void emit_asm(struct disassembler_context *ctx)
                                        stmt->u.insn.operands[i]);
                        }
                        fprintf(outfile, "\n");
+                       addr++;
                        break;
                case STMT_LABEL:
                        fprintf(outfile, "%s:\n", stmt->u.label.name);
@@ -681,18 +693,20 @@ static int read_input(struct disassembler_context *ctx)
        if (err)
                goto error;
 
-       ret = fread(&hdr, 1, sizeof(hdr), infile);
-       if (ret != sizeof(hdr)) {
-               fprintf(stderr, "Corrupt input file (not fwcutter output)\n");
-               goto err_close;
-       }
-       if (hdr.type != FW_TYPE_UCODE) {
-               fprintf(stderr, "Corrupt input file. Not a microcode image.\n");
-               goto err_close;
-       }
-       if (hdr.ver != FW_HDR_VER) {
-               fprintf(stderr, "Invalid input file header version.\n");
-               goto err_close;
+       if (!cmdargs.no_header) {
+               ret = fread(&hdr, 1, sizeof(hdr), infile);
+               if (ret != sizeof(hdr)) {
+                       fprintf(stderr, "Corrupt input file (not fwcutter output)\n");
+                       goto err_close;
+               }
+               if (hdr.type != FW_TYPE_UCODE) {
+                       fprintf(stderr, "Corrupt input file. Not a microcode image.\n");
+                       goto err_close;
+               }
+               if (hdr.ver != FW_HDR_VER) {
+                       fprintf(stderr, "Invalid input file header version.\n");
+                       goto err_close;
+               }
        }
 
        while (1) {