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32x: implement standard/ssf2 mapper

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This commit is contained in:
notaz 2018-01-21 18:55:38 +02:00
parent fda2f31020
commit 8b9dbcde38
6 changed files with 126 additions and 59 deletions
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12
pico/cart.c
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@ -778,7 +778,8 @@ static int is_expr(const char *expr, char **pr)
#include "carthw_cfg.c"
static void parse_carthw(const char *carthw_cfg, int *fill_sram)
static void parse_carthw(const char *carthw_cfg, int *fill_sram,
int *hw_detected)
{
int line = 0, any_checks_passed = 0, skip_sect = 0;
const char *s, *builtin = builtin_carthw_cfg;
@ -902,6 +903,7 @@ static void parse_carthw(const char *carthw_cfg, int *fill_sram)
if (is_expr("hw", &p)) {
if (!any_checks_passed)
goto no_checks;
*hw_detected = 1;
rstrip(p);
if (strcmp(p, "svp") == 0)
@ -925,6 +927,7 @@ static void parse_carthw(const char *carthw_cfg, int *fill_sram)
else {
elprintf(EL_STATUS, "carthw:%d: unsupported mapper: %s", line, p);
skip_sect = 1;
*hw_detected = 0;
}
continue;
}
@ -1038,6 +1041,7 @@ no_checks:
*/
static void PicoCartDetect(const char *carthw_cfg)
{
int carthw_detected = 0;
int fill_sram = 0;
memset(&Pico.sv, 0, sizeof(Pico.sv));
@ -1067,7 +1071,11 @@ static void PicoCartDetect(const char *carthw_cfg)
Pico.sv.eeprom_bit_out= 0;
if (carthw_cfg != NULL)
parse_carthw(carthw_cfg, &fill_sram);
parse_carthw(carthw_cfg, &fill_sram, &carthw_detected);
// assume the standard mapper for large roms
if (!carthw_detected && Pico.romsize > 0x400000)
carthw_ssf2_startup();
if (Pico.sv.flags & SRF_ENABLED)
{