66a45dd362
This adds code to build zImage.coff and/or zImage.initrd.coff when CONFIG_PPC32 and CONFIG_PPC_PMAC are defined. It also restructures the OF client code and adds some workarounds for OF quirks on the older machines. Signed-off-by: Paul Mackerras <paulus@samba.org>
35 lines
833 B
C
35 lines
833 B
C
#ifndef _PPC_BOOT_PROM_H_
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#define _PPC_BOOT_PROM_H_
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typedef void *phandle;
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typedef void *ihandle;
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extern int (*prom) (void *);
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extern phandle chosen_handle;
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extern ihandle stdout;
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int call_prom(const char *service, int nargs, int nret, ...);
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int call_prom_ret(const char *service, int nargs, int nret,
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unsigned int *rets, ...);
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extern int write(void *handle, void *ptr, int nb);
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extern void *claim(unsigned long virt, unsigned long size, unsigned long aln);
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static inline void exit(void)
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{
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call_prom("exit", 0, 0);
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}
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static inline phandle finddevice(const char *name)
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{
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return (phandle) call_prom("finddevice", 1, 1, name);
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}
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static inline int getprop(void *phandle, const char *name,
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void *buf, int buflen)
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{
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return call_prom("getprop", 4, 1, phandle, name, buf, buflen);
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}
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#endif /* _PPC_BOOT_PROM_H_ */
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