^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) 1995,1996 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) /* Empirical constants... */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #define LINUX_OPPROM_MAGIC 0x10010407
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #ifndef __ASSEMBLY__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) /* V0 prom device operations. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) struct linux_dev_v0_funcs {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) int (*v0_devopen)(char *device_str);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) int (*v0_devclose)(int dev_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) int (*v0_rdblkdev)(int dev_desc, int num_blks, int blk_st, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) int (*v0_wrblkdev)(int dev_desc, int num_blks, int blk_st, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) int (*v0_wrnetdev)(int dev_desc, int num_bytes, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) int (*v0_rdnetdev)(int dev_desc, int num_bytes, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) int (*v0_rdchardev)(int dev_desc, int num_bytes, int dummy, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) int (*v0_wrchardev)(int dev_desc, int num_bytes, int dummy, char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) int (*v0_seekdev)(int dev_desc, long logical_offst, int from);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) /* V2 and later prom device operations. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) struct linux_dev_v2_funcs {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) phandle (*v2_inst2pkg)(int d); /* Convert ihandle to phandle */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) char * (*v2_dumb_mem_alloc)(char *va, unsigned int sz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) void (*v2_dumb_mem_free)(char *va, unsigned int sz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) /* To map devices into virtual I/O space. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) char * (*v2_dumb_mmap)(char *virta, int which_io, unsigned int paddr, unsigned int sz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) void (*v2_dumb_munmap)(char *virta, unsigned int size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) int (*v2_dev_open)(char *devpath);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) void (*v2_dev_close)(int d);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) int (*v2_dev_read)(int d, char *buf, int nbytes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) int (*v2_dev_write)(int d, const char *buf, int nbytes);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) int (*v2_dev_seek)(int d, int hi, int lo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) /* Never issued (multistage load support) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) void (*v2_wheee2)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) void (*v2_wheee3)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) struct linux_mlist_v0 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) struct linux_mlist_v0 *theres_more;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) unsigned int start_adr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) unsigned int num_bytes;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) struct linux_mem_v0 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) struct linux_mlist_v0 **v0_totphys;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) struct linux_mlist_v0 **v0_prommap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) struct linux_mlist_v0 **v0_available; /* What we can use */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) /* Arguments sent to the kernel from the boot prompt. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) struct linux_arguments_v0 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) char *argv[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) char args[100];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) char boot_dev[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) int boot_dev_ctrl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) int boot_dev_unit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) int dev_partition;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) char *kernel_file_name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) void *aieee1; /* XXX */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) /* V2 and up boot things. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) struct linux_bootargs_v2 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) char **bootpath;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) char **bootargs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) int *fd_stdin;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) int *fd_stdout;
^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) /* The top level PROM vector. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) struct linux_romvec {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) /* Version numbers. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) unsigned int pv_magic_cookie;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) unsigned int pv_romvers;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) unsigned int pv_plugin_revision;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) unsigned int pv_printrev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) /* Version 0 memory descriptors. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) struct linux_mem_v0 pv_v0mem;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) /* Node operations. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) struct linux_nodeops *pv_nodeops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) char **pv_bootstr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) struct linux_dev_v0_funcs pv_v0devops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) char *pv_stdin;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) char *pv_stdout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) #define PROMDEV_KBD 0 /* input from keyboard */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) #define PROMDEV_SCREEN 0 /* output to screen */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) #define PROMDEV_TTYA 1 /* in/out to ttya */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) #define PROMDEV_TTYB 2 /* in/out to ttyb */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) /* Blocking getchar/putchar. NOT REENTRANT! (grr) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) int (*pv_getchar)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) void (*pv_putchar)(int ch);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) /* Non-blocking variants. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) int (*pv_nbgetchar)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) int (*pv_nbputchar)(int ch);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) void (*pv_putstr)(char *str, int len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) /* Miscellany. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) void (*pv_reboot)(char *bootstr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) void (*pv_printf)(__const__ char *fmt, ...);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) void (*pv_abort)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) __volatile__ int *pv_ticks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) void (*pv_halt)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) void (**pv_synchook)(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) /* Evaluate a forth string, not different proto for V0 and V2->up. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) void (*v0_eval)(int len, char *str);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) void (*v2_eval)(char *str);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) } pv_fortheval;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) struct linux_arguments_v0 **pv_v0bootargs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) /* Get ether address. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) unsigned int (*pv_enaddr)(int d, char *enaddr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) struct linux_bootargs_v2 pv_v2bootargs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) struct linux_dev_v2_funcs pv_v2devops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) int filler[15];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) /* This one is sun4c/sun4 only. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) void (*pv_setctxt)(int ctxt, char *va, int pmeg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) /* Prom version 3 Multiprocessor routines. This stuff is crazy.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) * No joke. Calling these when there is only one cpu probably
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) * crashes the machine, have to test this. :-)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) /* v3_cpustart() will start the cpu 'whichcpu' in mmu-context
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) * 'thiscontext' executing at address 'prog_counter'
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) int (*v3_cpustart)(unsigned int whichcpu, int ctxtbl_ptr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) int thiscontext, char *prog_counter);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) /* v3_cpustop() will cause cpu 'whichcpu' to stop executing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) * until a resume cpu call is made.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) int (*v3_cpustop)(unsigned int whichcpu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) /* v3_cpuidle() will idle cpu 'whichcpu' until a stop or
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) * resume cpu call is made.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) int (*v3_cpuidle)(unsigned int whichcpu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) /* v3_cpuresume() will resume processor 'whichcpu' executing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) * starting with whatever 'pc' and 'npc' were left at the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) * last 'idle' or 'stop' call.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) int (*v3_cpuresume)(unsigned int whichcpu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) /* Routines for traversing the prom device tree. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) struct linux_nodeops {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) phandle (*no_nextnode)(phandle node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) phandle (*no_child)(phandle node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) int (*no_proplen)(phandle node, const char *name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) int (*no_getprop)(phandle node, const char *name, char *val);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) int (*no_setprop)(phandle node, const char *name, char *val, int len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) char * (*no_nextprop)(phandle node, char *name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) /* More fun PROM structures for device probing. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) #if defined(__sparc__) && defined(__arch64__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) #define PROMREG_MAX 24
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) #define PROMVADDR_MAX 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) #define PROMINTR_MAX 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) #define PROMREG_MAX 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) #define PROMVADDR_MAX 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) #define PROMINTR_MAX 15
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) struct linux_prom_registers {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) unsigned int which_io; /* hi part of physical address */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) unsigned int phys_addr; /* The physical address of this register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) unsigned int reg_size; /* How many bytes does this register take up? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) struct linux_prom64_registers {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) unsigned long phys_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) unsigned long reg_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) struct linux_prom_irqs {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) int pri; /* IRQ priority */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) int vector; /* This is foobar, what does it do? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) /* Element of the "ranges" vector */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) struct linux_prom_ranges {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) unsigned int ot_child_space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) unsigned int ot_child_base; /* Bus feels this */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) unsigned int ot_parent_space;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) unsigned int ot_parent_base; /* CPU looks from here */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) unsigned int or_size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) * Ranges and reg properties are a bit different for PCI.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) #if defined(__sparc__) && defined(__arch64__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) struct linux_prom_pci_registers {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) unsigned int phys_hi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) unsigned int phys_mid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) unsigned int phys_lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) unsigned int size_hi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) unsigned int size_lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) struct linux_prom_pci_registers {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) * We don't know what information this field contain.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) * We guess, PCI device function is in bits 15:8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) * So, ...
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) unsigned int which_io; /* Let it be which_io */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) unsigned int phys_hi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) unsigned int phys_lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) unsigned int size_hi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) unsigned int size_lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) struct linux_prom_pci_ranges {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) unsigned int child_phys_hi; /* Only certain bits are encoded here. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) unsigned int child_phys_mid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) unsigned int child_phys_lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) unsigned int parent_phys_hi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) unsigned int parent_phys_lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) unsigned int size_hi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) unsigned int size_lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) struct linux_prom_pci_intmap {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) unsigned int phys_hi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) unsigned int phys_mid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) unsigned int phys_lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) unsigned int interrupt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) int cnode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) unsigned int cinterrupt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) struct linux_prom_pci_intmask {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) unsigned int phys_hi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) unsigned int phys_mid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) unsigned int phys_lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) unsigned int interrupt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) #endif /* !(__ASSEMBLY__) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) #endif /* !(__SPARC_OPENPROM_H) */
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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