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Make the ram(2) allocation failed fatals more user friendly

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This commit is contained in:
RichardG867
2020-11-30 20:12:35 -03:00
parent d9d592c336
commit ee0d9f79f3
2 changed files with 10 additions and 6 deletions
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14
src/mem/mem.c
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@@ -25,6 +25,7 @@
#include <wchar.h>
#define HAVE_STDARG_H
#include <86box/86box.h>
#include <86box/version.h>
#include "cpu.h"
#include "x86_ops.h"
#include "x86.h"
@@ -2520,26 +2521,29 @@ mem_reset(void)
}
#endif
if (mem_size > 2097152)
fatal("Attempting to use more than 2 GB of guest RAM\n");
fatal("Attempting to use more than 2 GB of emulated RAM\n");
#if (!(defined __amd64__ || defined _M_X64))
if (mem_size > 1048576) {
ram = (uint8_t *)malloc(1 << 30); /* allocate and clear the RAM block of the first 1 GB */
if (ram == NULL) {
fatal("X86 > 1 GB: Failed to malloc() ram\n");
fatal("Failed to allocate primary RAM block. Make sure you have enough RAM available.\n");
return;
}
memset(ram, 0x00, (1 << 30));
ram2 = (uint8_t *)malloc(m - (1 << 30)); /* allocate and clear the RAM block above 1 GB */
if (ram2 == NULL) {
fatal("X86 > 1 GB: Failed to malloc() ram2\n");
if (config_changed == 2)
fatal(EMU_NAME " must be restarted for the memory amount change to be applied.\n");
else
fatal("Failed to allocate secondary RAM block. Make sure you have enough RAM available.\n");
return;
}
memset(ram2, 0x00, m - (1 << 30));
} else {
ram = (uint8_t *)malloc(m); /* allocate and clear the RAM block */
if (ram == NULL) {
fatal("X86 <= 1 GB: Failed to malloc() ram\n");
fatal("Failed to allocate RAM block. Make sure you have enough RAM available.\n");
return;
}
memset(ram, 0x00, m);
@@ -2547,7 +2551,7 @@ mem_reset(void)
#else
ram = (uint8_t *)malloc(m); /* allocate and clear the RAM block */
if (ram == NULL) {
fatal("X64: Failed to malloc() ram\n");
fatal("Failed to allocate RAM block. Make sure you have enough RAM available.\n");
return;
}
memset(ram, 0x00, m);

2
src/win/win_settings.c
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@@ -622,7 +622,7 @@ win_settings_save(void)
}
/* Mark configuration as changed. */
config_changed = 1;
config_changed = 2;
pc_reset_hard_init();
}