1 // SPDX-License-Identifier: MIT
3 #include "../pistorm-dev-enums.h"
5 #include <exec/types.h>
6 #include <exec/resident.h>
7 #include <exec/errors.h>
8 #include <exec/memory.h>
9 #include <exec/lists.h>
10 #include <exec/alerts.h>
11 #include <exec/tasks.h>
13 #include <exec/execbase.h>
15 #include <libraries/expansion.h>
17 #include <devices/trackdisk.h>
18 #include <devices/timer.h>
19 #include <devices/scsidisk.h>
21 #include <libraries/filehandler.h>
23 #include <proto/exec.h>
24 #include <proto/disk.h>
25 #include <clib/expansion_protos.h>
31 unsigned int pistorm_base_addr = 0xFFFFFFFF;
33 #define WRITESHORT(cmd, val) *(unsigned short *)((unsigned int)(pistorm_base_addr+cmd)) = val;
34 #define WRITELONG(cmd, val) *(unsigned int *)((unsigned int)(pistorm_base_addr+cmd)) = val;
35 #define WRITEBYTE(cmd, val) *(unsigned char *)((unsigned int)(pistorm_base_addr+cmd)) = val;
37 #define READSHORT(cmd, var) var = *(volatile unsigned short *)(pistorm_base_addr + cmd);
38 #define READLONG(cmd, var) var = *(volatile unsigned int *)(pistorm_base_addr + cmd);
39 #define READBYTE(cmd, var) var = *(volatile unsigned short *)(pistorm_base_addr + cmd);
41 #define RETURN_CMDRES READSHORT(PI_CMDRESULT, short_val); return short_val;
43 unsigned short short_val;
45 unsigned int pi_find_pistorm() {
46 unsigned int board_addr = 0xFFFFFFFF;
47 struct ExpansionBase *expansionbase = (struct ExpansionBase *)OpenLibrary("expansion.library", 0L);
49 if (expansionbase == NULL) {
51 printf("Failed to open expansion.library.\n");
55 struct ConfigDev* cd = NULL;
56 cd = (struct ConfigDev*)FindConfigDev(cd, 2011, 0x6B);
58 board_addr = (unsigned int)cd->cd_BoardAddr;
59 CloseLibrary((struct Library *)expansionbase);
64 void pi_reset_amiga(unsigned short reset_code) {
65 WRITESHORT(PI_CMD_RESET, reset_code);
68 unsigned short pi_shutdown_pi(unsigned short shutdown_code) {
69 WRITESHORT(PI_CMD_SHUTDOWN, shutdown_code);
74 unsigned short pi_confirm_shutdown(unsigned short shutdown_code) {
75 WRITESHORT(PI_CMD_CONFIRMSHUTDOWN, shutdown_code);
80 // Kickstart/Extended ROM stuff
81 unsigned short pi_remap_kickrom(char *filename) {
82 WRITELONG(PI_STR1, (unsigned int)filename);
83 WRITESHORT(PI_CMD_KICKROM, 1);
88 unsigned short pi_remap_extrom(char *filename) {
89 WRITELONG(PI_STR1, (unsigned int)filename);
90 WRITESHORT(PI_CMD_EXTROM, 1);
95 // File operation things
96 unsigned short pi_get_filesize(char *filename, unsigned int *file_size) {
97 WRITELONG(PI_STR1, (unsigned int)filename);
98 READLONG(PI_CMD_FILESIZE, *file_size);
103 unsigned short pi_transfer_file(char *filename, unsigned char *dest_ptr) {
104 WRITELONG(PI_STR1, (unsigned int)filename);
105 WRITELONG(PI_PTR1, (unsigned int)dest_ptr);
106 WRITESHORT(PI_CMD_TRANSFERFILE, 1);
111 unsigned short pi_memcpy(unsigned char *dst, unsigned char *src, unsigned int size) {
112 WRITELONG(PI_PTR1, (unsigned int)src);
113 WRITELONG(PI_PTR2, (unsigned int)dst);
114 WRITELONG(PI_CMD_MEMCPY, size);
120 // TODO: There's currently no way to read back what drives are mounted at which SCSI index.
121 unsigned short pi_piscsi_map_drive(char *filename, unsigned char index) {
122 WRITESHORT(PI_WORD1, index);
123 WRITELONG(PI_STR1, (unsigned int)filename);
124 WRITESHORT(PI_CMD_PISCSI_CTRL, PISCSI_CTRL_MAP);
129 unsigned short pi_piscsi_unmap_drive(unsigned char index) {
130 WRITESHORT(PI_WORD1, index);
131 WRITESHORT(PI_CMD_PISCSI_CTRL, PISCSI_CTRL_UNMAP);
136 // For virtual removable media. Not yet implemented.
137 unsigned short pi_piscsi_insert_media(char *filename, unsigned char index) {
138 WRITESHORT(PI_WORD1, index);
139 WRITELONG(PI_STR1, (unsigned int)filename);
140 WRITESHORT(PI_CMD_PISCSI_CTRL, PISCSI_CTRL_INSERT);
145 unsigned short pi_piscsi_eject_media(unsigned char index) {
146 WRITESHORT(PI_WORD1, index);
147 WRITESHORT(PI_CMD_PISCSI_CTRL, PISCSI_CTRL_EJECT);
153 unsigned short pi_load_config(char *filename) {
154 WRITELONG(PI_STR1, (unsigned int)filename);
155 WRITESHORT(PI_CMD_SWITCHCONFIG, PICFG_LOAD);
160 void pi_reload_config() {
161 WRITESHORT(PI_CMD_SWITCHCONFIG, PICFG_RELOAD);
164 void pi_load_default_config() {
165 WRITESHORT(PI_CMD_SWITCHCONFIG, PICFG_DEFAULT);
168 unsigned short pi_handle_config(unsigned char cmd, char *str) {
169 if (cmd == PICFG_LOAD) {
170 WRITELONG(PI_STR1, (unsigned int)str);
172 WRITESHORT(PI_CMD_SWITCHCONFIG, cmd);
177 // Simple feature status write functions
178 void pi_enable_rtg(unsigned short val)
180 WRITESHORT(PI_CMD_RTGSTATUS, val);
182 void pi_enable_net(unsigned short val)
184 WRITESHORT(PI_CMD_NETSTATUS, val);
186 void pi_enable_piscsi(unsigned short val)
188 WRITESHORT(PI_CMD_PISCSI_CTRL, val);
191 // Generic feature status setting function.
192 // Example: pi_set_feature_status(PI_CMD_RTGSTATUS, 1) to enable RTG
193 // pi_set_feature_status(PI_CMD_PISCSI_CTRL, PISCSI_CTRL_ENABLE) to enable PiSCSI
194 void pi_set_feature_status(unsigned short cmd, unsigned char value) {
195 WRITESHORT(cmd, value);
198 #define SIMPLEREAD_SHORT(a, b) \
199 unsigned short a() { READSHORT(b, short_val); return short_val; }
201 // Simple feature status read functions
202 unsigned short pi_get_hw_rev()
204 READSHORT(PI_CMD_HWREV, short_val);
207 unsigned short pi_get_sw_rev()
209 READSHORT(PI_CMD_SWREV, short_val);
212 unsigned short pi_get_rtg_status()
214 READSHORT(PI_CMD_RTGSTATUS, short_val);
217 unsigned short pi_get_net_status()
219 READSHORT(PI_CMD_NETSTATUS, short_val);
222 unsigned short pi_get_piscsi_status()
224 READSHORT(PI_CMD_PISCSI_CTRL, short_val);
227 unsigned short pi_get_cmd_result()
229 READSHORT(PI_CMDRESULT, short_val);