FM / asm

/usr/include/powerpc64-linux-gnu/asm

Name	Size	Mode	Actions
auxvec.h	1846	0644	edit dl rm
bitsperlong.h	312	0644	edit dl rm
bootx.h	4401	0644	edit dl rm
bpf_perf_event.h	40	0644	edit dl rm
byteorder.h	550	0644	edit dl rm
cputable.h	2384	0644	edit dl rm
eeh.h	2233	0644	edit dl rm
elf.h	13400	0644	edit dl rm
epapr_hcalls.h	4259	0644	edit dl rm
errno.h	278	0644	edit dl rm
fcntl.h	367	0644	edit dl rm
ioctl.h	302	0644	edit dl rm
ioctls.h	4363	0644	edit dl rm
ipcbuf.h	1057	0644	edit dl rm
kvm.h	26122	0644	edit dl rm
kvm_para.h	2778	0644	edit dl rm
mman.h	1279	0644	edit dl rm
msgbuf.h	1159	0644	edit dl rm
nvram.h	2062	0644	edit dl rm
opal-prd.h	1767	0644	edit dl rm
papr-miscdev.h	184	0644	edit dl rm
papr-sysparm.h	2057	0644	edit dl rm
papr-vpd.h	538	0644	edit dl rm
param.h	31	0644	edit dl rm
perf_event.h	550	0644	edit dl rm
perf_regs.h	2748	0644	edit dl rm
poll.h	30	0644	edit dl rm
posix_types.h	594	0644	edit dl rm
ps3fb.h	1781	0644	edit dl rm
ptrace.h	7725	0644	edit dl rm
resource.h	34	0644	edit dl rm
sembuf.h	1144	0644	edit dl rm
setup.h	188	0644	edit dl rm
shmbuf.h	1723	0644	edit dl rm
sigcontext.h	4344	0644	edit dl rm
siginfo.h	33	0644	edit dl rm
signal.h	2547	0644	edit dl rm
socket.h	600	0644	edit dl rm
sockios.h	33	0644	edit dl rm
spu_info.h	774	0644	edit dl rm
stat.h	2362	0644	edit dl rm
statfs.h	32	0644	edit dl rm
swab.h	560	0644	edit dl rm
termbits.h	4104	0644	edit dl rm
termios.h	1697	0644	edit dl rm
tm.h	734	0644	edit dl rm
types.h	1304	0644	edit dl rm
ucontext.h	961	0644	edit dl rm
unistd.h	562	0644	edit dl rm
unistd_32.h	12065	0644	edit dl rm
unistd_64.h	11149	0644	edit dl rm
vas-api.h	649	0644	edit dl rm

Edit: /usr/lib/linux/uapi/powerpc/asm/nvram.h (2062B)

/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
 * NVRAM definitions and access functions.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

#ifndef _ASM_POWERPC_NVRAM_H
#define _ASM_POWERPC_NVRAM_H

/* Signatures for nvram partitions */
#define NVRAM_SIG_SP	0x02	/* support processor */
#define NVRAM_SIG_OF	0x50	/* open firmware config */
#define NVRAM_SIG_FW	0x51	/* general firmware */
#define NVRAM_SIG_HW	0x52	/* hardware (VPD) */
#define NVRAM_SIG_FLIP	0x5a	/* Apple flip/flop header */
#define NVRAM_SIG_APPL	0x5f	/* Apple "system" (???) */
#define NVRAM_SIG_SYS	0x70	/* system env vars */
#define NVRAM_SIG_CFG	0x71	/* config data */
#define NVRAM_SIG_ELOG	0x72	/* error log */
#define NVRAM_SIG_VEND	0x7e	/* vendor defined */
#define NVRAM_SIG_FREE	0x7f	/* Free space */
#define NVRAM_SIG_OS	0xa0	/* OS defined */
#define NVRAM_SIG_PANIC	0xa1	/* Apple OSX "panic" */

/* PowerMac specific nvram stuffs */

enum {
	pmac_nvram_OF,		/* Open Firmware partition */
	pmac_nvram_XPRAM,	/* MacOS XPRAM partition */
	pmac_nvram_NR		/* MacOS Name Registry partition */
};

/* Some offsets in XPRAM */
#define PMAC_XPRAM_MACHINE_LOC	0xe4
#define PMAC_XPRAM_SOUND_VOLUME	0x08

/* Machine location structure in PowerMac XPRAM */
struct pmac_machine_location {
	unsigned int	latitude;	/* 2+30 bit Fractional number */
	unsigned int	longitude;	/* 2+30 bit Fractional number */
	unsigned int	delta;		/* mix of GMT delta and DLS */
};

/*
 * /dev/nvram ioctls
 *
 * Note that PMAC_NVRAM_GET_OFFSET is still supported, but is
 * definitely obsolete. Do not use it if you can avoid it
 */

#define OBSOLETE_PMAC_NVRAM_GET_OFFSET \
				_IOWR('p', 0x40, int)

#define IOC_NVRAM_GET_OFFSET	_IOWR('p', 0x42, int)	/* Get NVRAM partition offset */
#define IOC_NVRAM_SYNC		_IO('p', 0x43)		/* Sync NVRAM image */

#endif /* _ASM_POWERPC_NVRAM_H */

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