From 3e255b7a16a1fc3e5c1259ece508639a578fee06 Mon Sep 17 00:00:00 2001
From: Mike Pavone <pavone@retrodev.com>
Date: Tue, 11 Jun 2013 23:10:33 -0700
Subject: Add debugger command for saving Z80 RAM to a file

---
 blastem.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'blastem.c')

diff --git a/blastem.c b/blastem.c
index 57efd62..e6cf065 100644
--- a/blastem.c
+++ b/blastem.c
@@ -518,6 +518,9 @@ m68k_context * io_write(uint32_t location, m68k_context * context, uint8_t value
 				} else {
 					ym_address_write_part1(gen->ym, value);
 				}
+			} else {
+				printf("68K write to unhandled Z80 address %X\n", location);
+				exit(1);
 			}
 		}
 	} else {
@@ -1429,6 +1432,23 @@ z80_context * zdebugger(z80_context * context, uint16_t address)
 				puts("Quitting");
 				exit(0);
 				break;
+			case 's': {
+				param = find_param(input_buf);
+				if (!param) {
+					fputs("s command requires a file name\n", stderr);
+					break;
+				}
+				FILE * f = fopen(param, "wb");
+				if (f) {
+					if(fwrite(z80_ram, 1, sizeof(z80_ram), f) != sizeof(z80_ram)) {
+						fputs("Error writing file\n", stderr);
+					}
+					fclose(f);
+				} else {
+					fprintf(stderr, "Could not open %s for writing\n", param);
+				}
+				break;
+			}
 			default:
 				fprintf(stderr, "Unrecognized debugger command %s\n", input_buf);
 				break;
-- 
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