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@@ -1,8 +1,277 @@
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-#ifndef ___ASM_SPARC_OPENPROM_H
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-#define ___ASM_SPARC_OPENPROM_H
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+#ifndef __SPARC_OPENPROM_H
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+#define __SPARC_OPENPROM_H
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+
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+/* openprom.h: Prom structures and defines for access to the OPENBOOT
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+ * prom routines and data areas.
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+ *
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+ * Copyright (C) 1995,1996 David S. Miller (davem@caip.rutgers.edu)
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+ */
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+
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+/* Empirical constants... */
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+#define LINUX_OPPROM_MAGIC 0x10010407
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+
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+#ifndef __ASSEMBLY__
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+/* V0 prom device operations. */
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+struct linux_dev_v0_funcs {
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+ int (*v0_devopen)(char *device_str);
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+ int (*v0_devclose)(int dev_desc);
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+ int (*v0_rdblkdev)(int dev_desc, int num_blks, int blk_st, char *buf);
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+ int (*v0_wrblkdev)(int dev_desc, int num_blks, int blk_st, char *buf);
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+ int (*v0_wrnetdev)(int dev_desc, int num_bytes, char *buf);
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+ int (*v0_rdnetdev)(int dev_desc, int num_bytes, char *buf);
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+ int (*v0_rdchardev)(int dev_desc, int num_bytes, int dummy, char *buf);
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+ int (*v0_wrchardev)(int dev_desc, int num_bytes, int dummy, char *buf);
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+ int (*v0_seekdev)(int dev_desc, long logical_offst, int from);
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+};
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+
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+/* V2 and later prom device operations. */
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+struct linux_dev_v2_funcs {
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+ int (*v2_inst2pkg)(int d); /* Convert ihandle to phandle */
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+ char * (*v2_dumb_mem_alloc)(char *va, unsigned sz);
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+ void (*v2_dumb_mem_free)(char *va, unsigned sz);
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+
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+ /* To map devices into virtual I/O space. */
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+ char * (*v2_dumb_mmap)(char *virta, int which_io, unsigned paddr, unsigned sz);
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+ void (*v2_dumb_munmap)(char *virta, unsigned size);
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+
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+ int (*v2_dev_open)(char *devpath);
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+ void (*v2_dev_close)(int d);
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+ int (*v2_dev_read)(int d, char *buf, int nbytes);
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+ int (*v2_dev_write)(int d, char *buf, int nbytes);
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+ int (*v2_dev_seek)(int d, int hi, int lo);
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+
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+ /* Never issued (multistage load support) */
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+ void (*v2_wheee2)(void);
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+ void (*v2_wheee3)(void);
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+};
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+
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+struct linux_mlist_v0 {
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+ struct linux_mlist_v0 *theres_more;
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+ unsigned int start_adr;
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+ unsigned num_bytes;
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+};
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+
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+struct linux_mem_v0 {
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+ struct linux_mlist_v0 **v0_totphys;
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+ struct linux_mlist_v0 **v0_prommap;
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+ struct linux_mlist_v0 **v0_available; /* What we can use */
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+};
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+
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+/* Arguments sent to the kernel from the boot prompt. */
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+struct linux_arguments_v0 {
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+ char *argv[8];
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+ char args[100];
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+ char boot_dev[2];
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+ int boot_dev_ctrl;
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+ int boot_dev_unit;
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+ int dev_partition;
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+ char *kernel_file_name;
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+ void *aieee1; /* XXX */
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+};
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+
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+/* V2 and up boot things. */
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+struct linux_bootargs_v2 {
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+ char **bootpath;
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+ char **bootargs;
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+ int *fd_stdin;
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+ int *fd_stdout;
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+};
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+
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+/* The top level PROM vector. */
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+struct linux_romvec {
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+ /* Version numbers. */
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+ unsigned int pv_magic_cookie;
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+ unsigned int pv_romvers;
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+ unsigned int pv_plugin_revision;
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+ unsigned int pv_printrev;
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+
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+ /* Version 0 memory descriptors. */
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+ struct linux_mem_v0 pv_v0mem;
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+
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+ /* Node operations. */
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+ struct linux_nodeops *pv_nodeops;
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+
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+ char **pv_bootstr;
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+ struct linux_dev_v0_funcs pv_v0devops;
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+
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+ char *pv_stdin;
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+ char *pv_stdout;
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+#define PROMDEV_KBD 0 /* input from keyboard */
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+#define PROMDEV_SCREEN 0 /* output to screen */
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+#define PROMDEV_TTYA 1 /* in/out to ttya */
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+#define PROMDEV_TTYB 2 /* in/out to ttyb */
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+
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+ /* Blocking getchar/putchar. NOT REENTRANT! (grr) */
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+ int (*pv_getchar)(void);
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+ void (*pv_putchar)(int ch);
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+
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+ /* Non-blocking variants. */
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+ int (*pv_nbgetchar)(void);
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+ int (*pv_nbputchar)(int ch);
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+
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+ void (*pv_putstr)(char *str, int len);
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+
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+ /* Miscellany. */
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+ void (*pv_reboot)(char *bootstr);
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+ void (*pv_printf)(__const__ char *fmt, ...);
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+ void (*pv_abort)(void);
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+ __volatile__ int *pv_ticks;
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+ void (*pv_halt)(void);
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+ void (**pv_synchook)(void);
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+
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+ /* Evaluate a forth string, not different proto for V0 and V2->up. */
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+ union {
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+ void (*v0_eval)(int len, char *str);
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+ void (*v2_eval)(char *str);
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+ } pv_fortheval;
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+
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+ struct linux_arguments_v0 **pv_v0bootargs;
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+
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+ /* Get ether address. */
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+ unsigned int (*pv_enaddr)(int d, char *enaddr);
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+
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+ struct linux_bootargs_v2 pv_v2bootargs;
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+ struct linux_dev_v2_funcs pv_v2devops;
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+
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+ int filler[15];
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+
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+ /* This one is sun4c/sun4 only. */
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+ void (*pv_setctxt)(int ctxt, char *va, int pmeg);
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+
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+ /* Prom version 3 Multiprocessor routines. This stuff is crazy.
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+ * No joke. Calling these when there is only one cpu probably
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+ * crashes the machine, have to test this. :-)
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+ */
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+
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+ /* v3_cpustart() will start the cpu 'whichcpu' in mmu-context
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+ * 'thiscontext' executing at address 'prog_counter'
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+ */
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+ int (*v3_cpustart)(unsigned int whichcpu, int ctxtbl_ptr,
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+ int thiscontext, char *prog_counter);
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+
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+ /* v3_cpustop() will cause cpu 'whichcpu' to stop executing
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+ * until a resume cpu call is made.
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+ */
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+ int (*v3_cpustop)(unsigned int whichcpu);
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+
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+ /* v3_cpuidle() will idle cpu 'whichcpu' until a stop or
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+ * resume cpu call is made.
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+ */
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+ int (*v3_cpuidle)(unsigned int whichcpu);
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+
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+ /* v3_cpuresume() will resume processor 'whichcpu' executing
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+ * starting with whatever 'pc' and 'npc' were left at the
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+ * last 'idle' or 'stop' call.
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+ */
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+ int (*v3_cpuresume)(unsigned int whichcpu);
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+};
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+
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+/* Routines for traversing the prom device tree. */
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+struct linux_nodeops {
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+ int (*no_nextnode)(int node);
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+ int (*no_child)(int node);
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+ int (*no_proplen)(int node, const char *name);
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+ int (*no_getprop)(int node, const char *name, char *val);
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+ int (*no_setprop)(int node, const char *name, char *val, int len);
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+ char * (*no_nextprop)(int node, char *name);
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+};
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+
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+/* More fun PROM structures for device probing. */
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#if defined(__sparc__) && defined(__arch64__)
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-#include <asm/openprom_64.h>
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+#define PROMREG_MAX 24
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+#define PROMVADDR_MAX 16
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+#define PROMINTR_MAX 32
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#else
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-#include <asm/openprom_32.h>
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+#define PROMREG_MAX 16
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+#define PROMVADDR_MAX 16
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+#define PROMINTR_MAX 15
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#endif
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+
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+struct linux_prom_registers {
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+ unsigned int which_io; /* hi part of physical address */
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+ unsigned int phys_addr; /* The physical address of this register */
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+ unsigned int reg_size; /* How many bytes does this register take up? */
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+};
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+
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+struct linux_prom64_registers {
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+ unsigned long phys_addr;
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+ unsigned long reg_size;
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+};
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+
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+struct linux_prom_irqs {
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+ int pri; /* IRQ priority */
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+ int vector; /* This is foobar, what does it do? */
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+};
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+
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+/* Element of the "ranges" vector */
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+struct linux_prom_ranges {
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+ unsigned int ot_child_space;
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+ unsigned int ot_child_base; /* Bus feels this */
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+ unsigned int ot_parent_space;
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+ unsigned int ot_parent_base; /* CPU looks from here */
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+ unsigned int or_size;
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+};
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+
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+/*
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+ * Ranges and reg properties are a bit different for PCI.
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+ */
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+#if defined(__sparc__) && defined(__arch64__)
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+struct linux_prom_pci_registers {
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+ unsigned int phys_hi;
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+ unsigned int phys_mid;
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+ unsigned int phys_lo;
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+
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+ unsigned int size_hi;
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+ unsigned int size_lo;
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+};
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+#else
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+struct linux_prom_pci_registers {
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+ /*
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+ * We don't know what information this field contain.
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+ * We guess, PCI device function is in bits 15:8
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+ * So, ...
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+ */
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+ unsigned int which_io; /* Let it be which_io */
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+
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+ unsigned int phys_hi;
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+ unsigned int phys_lo;
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+
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+ unsigned int size_hi;
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+ unsigned int size_lo;
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+};
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+
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#endif
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+
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+struct linux_prom_pci_ranges {
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+ unsigned int child_phys_hi; /* Only certain bits are encoded here. */
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+ unsigned int child_phys_mid;
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+ unsigned int child_phys_lo;
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+
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+ unsigned int parent_phys_hi;
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+ unsigned int parent_phys_lo;
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+
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+ unsigned int size_hi;
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+ unsigned int size_lo;
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+};
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+
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+struct linux_prom_pci_intmap {
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+ unsigned int phys_hi;
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+ unsigned int phys_mid;
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+ unsigned int phys_lo;
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+
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+ unsigned int interrupt;
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+
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+ int cnode;
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+ unsigned int cinterrupt;
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+};
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+
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+struct linux_prom_pci_intmask {
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+ unsigned int phys_hi;
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+ unsigned int phys_mid;
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+ unsigned int phys_lo;
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+ unsigned int interrupt;
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+};
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+
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+#endif /* !(__ASSEMBLY__) */
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+
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+#endif /* !(__SPARC_OPENPROM_H) */
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