^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) #ifndef __SPARC_OPENPROM_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) #define __SPARC_OPENPROM_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) /* openprom.h: Prom structures and defines for access to the OPENBOOT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * prom routines and data areas.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) /* Empirical constants... */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #ifdef CONFIG_SUN3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #define KADB_DEBUGGER_BEGVM 0x0fee0000 /* There is no kadb yet but...*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #define LINUX_OPPROM_BEGVM 0x0fef0000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #define LINUX_OPPROM_ENDVM 0x0ff10000 /* I think this is right - tm */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #define KADB_DEBUGGER_BEGVM 0xffc00000 /* Where kern debugger is in virt-mem */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define LINUX_OPPROM_BEGVM 0xffd00000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define LINUX_OPPROM_ENDVM 0xfff00000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define LINUX_OPPROM_MAGIC 0x10010407
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #ifndef __ASSEMBLY__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) /* V0 prom device operations. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) struct linux_dev_v0_funcs {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) int (*v0_devopen)(char *device_str);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) int (*v0_devclose)(int dev_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) int (*v0_rdblkdev)(int dev_desc, int num_blks, int blk_st, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) int (*v0_wrblkdev)(int dev_desc, int num_blks, int blk_st, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) int (*v0_wrnetdev)(int dev_desc, int num_bytes, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) int (*v0_rdnetdev)(int dev_desc, int num_bytes, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) int (*v0_rdchardev)(int dev_desc, int num_bytes, int dummy, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) int (*v0_wrchardev)(int dev_desc, int num_bytes, int dummy, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) int (*v0_seekdev)(int dev_desc, long logical_offst, int from);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) /* V2 and later prom device operations. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) struct linux_dev_v2_funcs {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) int (*v2_inst2pkg)(int d); /* Convert ihandle to phandle */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) char * (*v2_dumb_mem_alloc)(char *va, unsigned sz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) void (*v2_dumb_mem_free)(char *va, unsigned sz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) /* To map devices into virtual I/O space. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) char * (*v2_dumb_mmap)(char *virta, int which_io, unsigned paddr, unsigned sz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) void (*v2_dumb_munmap)(char *virta, unsigned size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) int (*v2_dev_open)(char *devpath);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) void (*v2_dev_close)(int d);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) int (*v2_dev_read)(int d, char *buf, int nbytes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) int (*v2_dev_write)(int d, char *buf, int nbytes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) int (*v2_dev_seek)(int d, int hi, int lo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) /* Never issued (multistage load support) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) void (*v2_wheee2)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) void (*v2_wheee3)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) struct linux_mlist_v0 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) struct linux_mlist_v0 *theres_more;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) char *start_adr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) unsigned num_bytes;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) struct linux_mem_v0 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) struct linux_mlist_v0 **v0_totphys;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) struct linux_mlist_v0 **v0_prommap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) struct linux_mlist_v0 **v0_available; /* What we can use */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) /* Arguments sent to the kernel from the boot prompt. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) struct linux_arguments_v0 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) char *argv[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) char args[100];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) char boot_dev[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) int boot_dev_ctrl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) int boot_dev_unit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) int dev_partition;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) char *kernel_file_name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) void *aieee1; /* XXX */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) /* V2 and up boot things. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) struct linux_bootargs_v2 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) char **bootpath;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) char **bootargs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) int *fd_stdin;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) int *fd_stdout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) #if defined(CONFIG_SUN3) || defined(CONFIG_SUN3X)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) struct linux_romvec {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) char *pv_initsp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) int (*pv_startmon)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) int *diagberr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) struct linux_arguments_v0 **pv_v0bootargs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) unsigned *pv_sun3mem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) unsigned char (*pv_getchar)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) int (*pv_putchar)(int ch);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) int (*pv_nbgetchar)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) int (*pv_nbputchar)(int ch);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) unsigned char *pv_echo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) unsigned char *pv_insource;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) unsigned char *pv_outsink;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) int (*pv_getkey)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) int (*pv_initgetkey)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) unsigned int *pv_translation;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) unsigned char *pv_keybid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) int *pv_screen_x;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) int *pv_screen_y;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) struct keybuf *pv_keybuf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) char *pv_monid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) * Frame buffer output and terminal emulation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) int (*pv_fbwritechar)(char);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) int *pv_fbaddr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) char **pv_font;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) int (*pv_fbwritestr)(char);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) void (*pv_reboot)(char *bootstr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) * Line input and parsing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) unsigned char *pv_linebuf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) unsigned char **pv_lineptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) int *pv_linesize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) int (*pv_getline)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) unsigned char (*pv_getnextchar)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) unsigned char (*pv_peeknextchar)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) int *pv_fbthere;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) int (*pv_getnum)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) void (*pv_printf)(const char *fmt, ...);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) int (*pv_printhex)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) unsigned char *pv_leds;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) int (*pv_setleds)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) * Non-maskable interrupt (nmi) information
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) int (*pv_nmiaddr)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) int (*pv_abortentry)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) int *pv_nmiclock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) int *pv_fbtype;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) * Assorted other things
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) unsigned pv_romvers;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) struct globram *pv_globram;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) char *pv_kbdzscc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) int *pv_keyrinit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) unsigned char *pv_keyrtick;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) unsigned *pv_memoryavail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) long *pv_resetaddr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) long *pv_resetmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) void (*pv_halt)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) unsigned char *pv_memorybitmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) #ifdef CONFIG_SUN3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) void (*pv_setctxt)(int ctxt, char *va, int pmeg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) void (*pv_vector_cmd)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) int dummy1z;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) int dummy2z;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) int dummy3z;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) int dummy4z;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) /* The top level PROM vector. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) struct linux_romvec {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) /* Version numbers. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) unsigned int pv_magic_cookie;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) unsigned int pv_romvers;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) unsigned int pv_plugin_revision;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) unsigned int pv_printrev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) /* Version 0 memory descriptors. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) struct linux_mem_v0 pv_v0mem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) /* Node operations. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) struct linux_nodeops *pv_nodeops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) char **pv_bootstr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) struct linux_dev_v0_funcs pv_v0devops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) char *pv_stdin;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) char *pv_stdout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) #define PROMDEV_KBD 0 /* input from keyboard */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) #define PROMDEV_SCREEN 0 /* output to screen */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) #define PROMDEV_TTYA 1 /* in/out to ttya */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) #define PROMDEV_TTYB 2 /* in/out to ttyb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) /* Blocking getchar/putchar. NOT REENTRANT! (grr) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) int (*pv_getchar)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) void (*pv_putchar)(int ch);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) /* Non-blocking variants. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) int (*pv_nbgetchar)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) int (*pv_nbputchar)(int ch);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) void (*pv_putstr)(char *str, int len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) /* Miscellany. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) void (*pv_reboot)(char *bootstr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) void (*pv_printf)(__const__ char *fmt, ...);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) void (*pv_abort)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) __volatile__ int *pv_ticks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) void (*pv_halt)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) void (**pv_synchook)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) /* Evaluate a forth string, not different proto for V0 and V2->up. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) void (*v0_eval)(int len, char *str);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) void (*v2_eval)(char *str);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) } pv_fortheval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) struct linux_arguments_v0 **pv_v0bootargs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) /* Get ether address. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) unsigned int (*pv_enaddr)(int d, char *enaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) struct linux_bootargs_v2 pv_v2bootargs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) struct linux_dev_v2_funcs pv_v2devops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) int filler[15];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) /* This one is sun4c/sun4 only. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) void (*pv_setctxt)(int ctxt, char *va, int pmeg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) /* Prom version 3 Multiprocessor routines. This stuff is crazy.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) * No joke. Calling these when there is only one cpu probably
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) * crashes the machine, have to test this. :-)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) /* v3_cpustart() will start the cpu 'whichcpu' in mmu-context
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) * 'thiscontext' executing at address 'prog_counter'
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) int (*v3_cpustart)(unsigned int whichcpu, int ctxtbl_ptr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) int thiscontext, char *prog_counter);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) /* v3_cpustop() will cause cpu 'whichcpu' to stop executing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) * until a resume cpu call is made.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) int (*v3_cpustop)(unsigned int whichcpu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) /* v3_cpuidle() will idle cpu 'whichcpu' until a stop or
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) * resume cpu call is made.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) int (*v3_cpuidle)(unsigned int whichcpu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) /* v3_cpuresume() will resume processor 'whichcpu' executing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) * starting with whatever 'pc' and 'npc' were left at the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) * last 'idle' or 'stop' call.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) int (*v3_cpuresume)(unsigned int whichcpu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) /* Routines for traversing the prom device tree. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) struct linux_nodeops {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) int (*no_nextnode)(int node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) int (*no_child)(int node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) int (*no_proplen)(int node, char *name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) int (*no_getprop)(int node, char *name, char *val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) int (*no_setprop)(int node, char *name, char *val, int len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) char * (*no_nextprop)(int node, char *name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) /* More fun PROM structures for device probing. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) #define PROMREG_MAX 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) #define PROMVADDR_MAX 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) #define PROMINTR_MAX 15
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) struct linux_prom_registers {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) int which_io; /* is this in OBIO space? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) char *phys_addr; /* The physical address of this register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) int reg_size; /* How many bytes does this register take up? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) struct linux_prom_irqs {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) int pri; /* IRQ priority */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) int vector; /* This is foobar, what does it do? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) /* Element of the "ranges" vector */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) struct linux_prom_ranges {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) unsigned int ot_child_space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) unsigned int ot_child_base; /* Bus feels this */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) unsigned int ot_parent_space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) unsigned int ot_parent_base; /* CPU looks from here */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) unsigned int or_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) #endif /* !(__ASSEMBLY__) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) #endif /* !(__SPARC_OPENPROM_H) */
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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