X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=platforms%2Famiga%2Famiga-platform.c;h=a7a8f34e646fd5c0726f3536361c99f8c80a77d0;hb=d4674e7347f1571fb10f6b39187f01c634c0c5f7;hp=ceae1f15ad6efc95f372f64f0b47cffd318ce1aa;hpb=8a14e4c1a1f142ee966b7731cc4e130f3df6e189;p=pistorm diff --git a/platforms/amiga/amiga-platform.c b/platforms/amiga/amiga-platform.c index ceae1f1..a7a8f34 100644 --- a/platforms/amiga/amiga-platform.c +++ b/platforms/amiga/amiga-platform.c @@ -16,6 +16,7 @@ #include "platforms/platforms.h" #include "platforms/shared/rtc.h" #include "rtg/rtg.h" +#include "a314/a314.h" //#define DEBUG_AMIGA_PLATFORM @@ -25,11 +26,8 @@ #define DEBUG(...) #endif - int handle_register_read_amiga(unsigned int addr, unsigned char type, unsigned int *val); int handle_register_write_amiga(unsigned int addr, unsigned int value, unsigned char type); -int init_rtg_data(); -void shutdown_rtg(); extern int ac_z2_current_pic; extern int ac_z2_done; @@ -53,11 +51,13 @@ extern const char *op_type_names[OP_TYPE_NUM]; extern uint8_t cdtv_mode; extern uint8_t rtc_type; extern unsigned char cdtv_sram[32 * SIZE_KILO]; +extern unsigned int a314_base; #define min(a, b) (a < b) ? a : b #define max(a, b) (a > b) ? a : b uint8_t rtg_enabled = 0, piscsi_enabled = 0, pinet_enabled = 0, kick13_mode = 0, pistorm_dev_enabled = 1; +uint8_t a314_emulation_enabled = 0; extern uint32_t piscsi_base, pistorm_dev_base; @@ -115,6 +115,27 @@ inline int custom_read_amiga(struct emulator_config *cfg, unsigned int addr, uns return 1; } + if (a314_emulation_enabled && addr >= a314_base && addr < a314_base + (64 * SIZE_KILO)) { + //printf("%s read from A314 @$%.8X\n", op_type_names[type], addr); + switch (type) { + case OP_TYPE_BYTE: + *val = a314_read_memory_8(addr - a314_base); + return 1; + break; + case OP_TYPE_WORD: + *val = a314_read_memory_16(addr - a314_base); + return 1; + break; + case OP_TYPE_LONGWORD: + *val = a314_read_memory_32(addr - a314_base); + return 1; + break; + default: + break; + } + return 1; + } + return -1; } @@ -181,6 +202,28 @@ inline int custom_write_amiga(struct emulator_config *cfg, unsigned int addr, un return 1; } + if (a314_emulation_enabled && addr >= a314_base && addr < a314_base + (64 * SIZE_KILO)) { + //printf("%s write to A314 @$%.8X: %d\n", op_type_names[type], addr, val); + switch (type) { + case OP_TYPE_BYTE: + a314_write_memory_8(addr - a314_base, val); + return 1; + break; + case OP_TYPE_WORD: + // Not implemented in a314.cc + //a314_write_memory_16(addr, val); + return -1; + break; + case OP_TYPE_LONGWORD: + // Not implemented in a314.cc + // a314_write_memory_32(addr, val); + return -1; + break; + default: + break; + } + } + return -1; } @@ -354,11 +397,13 @@ int setup_platform_amiga(struct emulator_config *cfg) { return 0; } +#define CHKVAR(a) (strcmp(var, a) == 0) + void setvar_amiga(struct emulator_config *cfg, char *var, char *val) { if (!var) return; - if (strcmp(var, "enable_rtc_emulation") == 0) { + if CHKVAR("enable_rtc_emulation") { int8_t rtc_enabled = 0; if (!val || strlen(val) == 0) rtc_enabled = 1; @@ -369,20 +414,20 @@ void setvar_amiga(struct emulator_config *cfg, char *var, char *val) { configure_rtc_emulation_amiga(rtc_enabled); } } - if (strcmp(var, "hdd0") == 0) { + if CHKVAR("hdd0") { if (val && strlen(val) != 0) set_hard_drive_image_file_amiga(0, val); } - if (strcmp(var, "hdd1") == 0) { + if CHKVAR("hdd1") { if (val && strlen(val) != 0) set_hard_drive_image_file_amiga(1, val); } - if (strcmp(var, "cdtv") == 0) { + if CHKVAR("cdtv") { printf("[AMIGA] CDTV mode enabled.\n"); cdtv_mode = 1; } - if (strcmp(var, "rtg") == 0 && !rtg_enabled) { - if (init_rtg_data()) { + if (CHKVAR("rtg") && !rtg_enabled) { + if (init_rtg_data(cfg)) { printf("[AMIGA] RTG Enabled.\n"); rtg_enabled = 1; adjust_ranges_amiga(cfg); @@ -390,60 +435,73 @@ void setvar_amiga(struct emulator_config *cfg, char *var, char *val) { else printf("[AMIGA} Failed to enable RTG.\n"); } - if (strcmp(var, "kick13") == 0) { + if CHKVAR("kick13") { printf("[AMIGA] Kickstart 1.3 mode enabled, Z3 PICs will not be enumerated.\n"); kick13_mode = 1; } + if CHKVAR("a314") { + int32_t res = a314_init(); + if (res != 0) { + printf("[AMIGA] Failed to enable A314 emulation, error return code: %d.\n", res); + } else { + printf("[AMIGA] A314 emulation enabled.\n"); + add_z2_pic(ACTYPE_A314, 0); + a314_emulation_enabled = 1; + } + } + if CHKVAR("a314conf") { + if (val && strlen(val) != 0) { + a314_set_config_file(val); + } + } // PiSCSI stuff - if (strcmp(var, "piscsi") == 0 && !piscsi_enabled) { + if (CHKVAR("piscsi") && !piscsi_enabled) { printf("[AMIGA] PISCSI Interface Enabled.\n"); piscsi_enabled = 1; piscsi_init(); add_z2_pic(ACTYPE_PISCSI, 0); - //ac_z2_type[ac_z2_pic_count] = ACTYPE_PISCSI; - //ac_z2_pic_count++; adjust_ranges_amiga(cfg); } if (piscsi_enabled) { - if (strcmp(var, "piscsi0") == 0) { + if CHKVAR("piscsi0") { piscsi_map_drive(val, 0); } - if (strcmp(var, "piscsi1") == 0) { + if CHKVAR("piscsi1") { piscsi_map_drive(val, 1); } - if (strcmp(var, "piscsi2") == 0) { + if CHKVAR("piscsi2") { piscsi_map_drive(val, 2); } - if (strcmp(var, "piscsi3") == 0) { + if CHKVAR("piscsi3") { piscsi_map_drive(val, 3); } - if (strcmp(var, "piscsi4") == 0) { + if CHKVAR("piscsi4") { piscsi_map_drive(val, 4); } - if (strcmp(var, "piscsi5") == 0) { + if CHKVAR("piscsi5") { piscsi_map_drive(val, 5); } - if (strcmp(var, "piscsi6") == 0) { + if CHKVAR("piscsi6") { piscsi_map_drive(val, 6); } } // Pi-Net stuff - if (strcmp(var, "pi-net") == 0 && !pinet_enabled) { + if (CHKVAR("pi-net")&& !pinet_enabled) { printf("[AMIGA] PI-NET Interface Enabled.\n"); pinet_enabled = 1; pinet_init(val); adjust_ranges_amiga(cfg); } - if (strcmp(var, "no-pistorm-dev") == 0) { + if CHKVAR("no-pistorm-dev") { pistorm_dev_enabled = 0; printf("[AMIGA] Disabling PiStorm interaction device.\n"); } // RTC stuff - if (strcmp(var, "rtc_type") == 0) { + if CHKVAR("rtc_type") { if (val && strlen(val) != 0) { if (strcmp(val, "msm") == 0) { printf("[AMIGA] RTC type set to MSM.\n"); @@ -499,6 +557,9 @@ void shutdown_platform_amiga(struct emulator_config *cfg) { if (pinet_enabled) { pinet_enabled = 0; } + if (a314_emulation_enabled) { + a314_emulation_enabled = 0; + } cdtv_mode = 0;