X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=platforms%2Famiga%2Famiga-platform.c;h=09aa7bd1e6f11cb7869b8b3910cbe1f09bfcd8e0;hb=fb39e1127d6aea1dfbb09d0e6e290ea2ee87946b;hp=a5c8c095cae8c49d867f3513ca9223d545c760e7;hpb=34a050838be38ed718ee23b6498dcd7a3285aacb;p=pistorm diff --git a/platforms/amiga/amiga-platform.c b/platforms/amiga/amiga-platform.c index a5c8c09..09aa7bd 100644 --- a/platforms/amiga/amiga-platform.c +++ b/platforms/amiga/amiga-platform.c @@ -1,3 +1,5 @@ +// SPDX-License-Identifier: MIT + #include #include #include @@ -9,9 +11,12 @@ #include "net/pi-net.h" #include "piscsi/piscsi-enums.h" #include "piscsi/piscsi.h" +#include "pistorm-dev/pistorm-dev-enums.h" +#include "pistorm-dev/pistorm-dev.h" #include "platforms/platforms.h" #include "platforms/shared/rtc.h" #include "rtg/rtg.h" +#include "a314/a314.h" //#define DEBUG_AMIGA_PLATFORM @@ -21,10 +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(); extern int ac_z2_current_pic; extern int ac_z2_done; @@ -37,7 +40,7 @@ extern int ac_z3_pic_count; extern int ac_z3_done; extern int ac_z3_type[AC_PIC_LIMIT]; extern int ac_z3_index[AC_PIC_LIMIT]; -extern int gayle_emulation_enabled; +extern uint8_t gayle_emulation_enabled; char *z2_autoconf_id = "z2_autoconf_fast"; char *z2_autoconf_zap_id = "^2_autoconf_fast"; @@ -48,13 +51,15 @@ 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; +uint8_t rtg_enabled = 0, piscsi_enabled = 0, pinet_enabled = 0, kick13_mode = 0, pistorm_dev_enabled = 1; +uint8_t a314_emulation_enabled = 0, a314_initialized = 0; -extern uint32_t piscsi_base; +extern uint32_t piscsi_base, pistorm_dev_base; extern void stop_cpu_emulation(uint8_t disasm_cur); @@ -98,13 +103,39 @@ inline int custom_read_amiga(struct emulator_config *cfg, unsigned int addr, uns return -1; } - if (addr >= piscsi_base && addr < piscsi_base + (64 * SIZE_KILO)) { + if (pistorm_dev_enabled && addr >= pistorm_dev_base && addr < pistorm_dev_base + (64 * SIZE_KILO)) { + *val = handle_pistorm_dev_read(addr, type); + return 1; + } + + if (piscsi_enabled && addr >= piscsi_base && addr < piscsi_base + (64 * SIZE_KILO)) { //printf("[Amiga-Custom] %s read from PISCSI base @$%.8X.\n", op_type_names[type], addr); //stop_cpu_emulation(1); *val = handle_piscsi_read(addr, type); return 1; } + if (a314_emulation_enabled && addr >= a314_base && addr < a314_base + (64 * SIZE_KILO)) { + //printf("%s read from A314 @$%.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; } @@ -160,12 +191,39 @@ inline int custom_write_amiga(struct emulator_config *cfg, unsigned int addr, un } } - if (addr >= piscsi_base && addr < piscsi_base + (64 * SIZE_KILO)) { + if (pistorm_dev_enabled && addr >= pistorm_dev_base && addr < pistorm_dev_base + (64 * SIZE_KILO)) { + handle_pistorm_dev_write(addr, val, type); + return 1; + } + + if (piscsi_enabled && addr >= piscsi_base && addr < piscsi_base + (64 * SIZE_KILO)) { //printf("[Amiga-Custom] %s write to PISCSI base @$%.8x: %.8X\n", op_type_names[type], addr, val); handle_piscsi_write(addr, val, type); return 1; } + if (a314_emulation_enabled && addr >= a314_base && addr < a314_base + (64 * SIZE_KILO)) { + //printf("%s write to A314 @$%.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; } @@ -185,20 +243,20 @@ void adjust_ranges_amiga(struct emulator_config *cfg) { } } - if (ac_z2_pic_count && (!ac_z2_done || !ac_z3_done)) { + if ((ac_z2_pic_count || ac_z3_pic_count) && (!ac_z2_done || !ac_z3_done)) { if (cfg->custom_low == 0) cfg->custom_low = AC_Z2_BASE; else cfg->custom_low = min(cfg->custom_low, AC_Z2_BASE); cfg->custom_high = max(cfg->custom_high, AC_Z2_BASE + AC_SIZE); } - if (ac_z3_pic_count && !ac_z3_done) { + /*if (ac_z3_pic_count && !ac_z3_done) { if (cfg->custom_low == 0) cfg->custom_low = AC_Z3_BASE; else cfg->custom_low = min(cfg->custom_low, AC_Z3_BASE); cfg->custom_high = max(cfg->custom_high, AC_Z3_BASE + AC_SIZE); - } + }*/ if (rtg_enabled) { if (cfg->custom_low == 0) cfg->custom_low = PIGFX_RTG_BASE; @@ -258,7 +316,7 @@ int setup_platform_amiga(struct emulator_config *cfg) { cfg->map_id[index][0] = '^'; int resize_data = 0; if (cfg->map_size[index] > 8 * SIZE_MEGA) { - printf("Attempted to configure more than 8MB of Z2 Fast RAM, downsizng to 8MB.\n"); + printf("Attempted to configure more than 8MB of Z2 Fast RAM, downsizing to 8MB.\n"); resize_data = 8 * SIZE_MEGA; } else if(cfg->map_size[index] != 2 * SIZE_MEGA && cfg->map_size[index] != 4 * SIZE_MEGA && cfg->map_size[index] != 8 * SIZE_MEGA) { @@ -277,9 +335,10 @@ int setup_platform_amiga(struct emulator_config *cfg) { cfg->map_data[index] = (unsigned char *)malloc(cfg->map_size[index]); } printf("%dMB of Z2 Fast RAM configured at $%lx\n", cfg->map_size[index] / SIZE_MEGA, cfg->map_offset[index]); - ac_z2_type[ac_z2_pic_count] = ACTYPE_MAPFAST_Z2; - ac_z2_index[ac_z2_pic_count] = index; - ac_z2_pic_count++; + add_z2_pic(ACTYPE_MAPFAST_Z2, index); + //ac_z2_type[ac_z2_pic_count] = ACTYPE_MAPFAST_Z2; + //ac_z2_index[ac_z2_pic_count] = index; + //ac_z2_pic_count++; } else printf("No Z2 Fast RAM configured.\n"); @@ -331,14 +390,20 @@ int setup_platform_amiga(struct emulator_config *cfg) { } } + if (pistorm_dev_enabled) { + add_z2_pic(ACTYPE_PISTORM_DEV, 0); + } + 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; @@ -349,20 +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); @@ -370,54 +435,79 @@ 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") { + if (!a314_initialized) { + 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; + a314_initialized = 1; + } + } else { + add_z2_pic(ACTYPE_A314, 0); + a314_emulation_enabled = 1; + } + } + if CHKVAR("a314_conf") { + 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(); - ac_z2_type[ac_z2_pic_count] = ACTYPE_PISCSI; - ac_z2_pic_count++; + add_z2_pic(ACTYPE_PISCSI, 0); 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 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"); @@ -447,6 +537,7 @@ void handle_reset_amiga(struct emulator_config *cfg) { } void shutdown_platform_amiga(struct emulator_config *cfg) { + printf("[AMIGA] Performing Amiga platform shutdown.\n"); if (cfg) {} if (cdtv_mode) { FILE *out = fopen("data/cdtv.sram", "wb+"); @@ -459,6 +550,29 @@ void shutdown_platform_amiga(struct emulator_config *cfg) { printf("Failed to write CDTV SRAM to disk.\n"); } } + if (cfg->platform->subsys) { + free(cfg->platform->subsys); + cfg->platform->subsys = NULL; + } + if (piscsi_enabled) { + piscsi_shutdown(); + piscsi_enabled = 0; + } + if (rtg_enabled) { + shutdown_rtg(); + rtg_enabled = 0; + } + if (pinet_enabled) { + pinet_enabled = 0; + } + if (a314_emulation_enabled) { + a314_emulation_enabled = 0; + } + + cdtv_mode = 0; + + autoconfig_reset_all(); + printf("[AMIGA] Platform shutdown completed.\n"); } void create_platform_amiga(struct platform_config *cfg, char *subsys) {