patch-2.2.4 linux/arch/ppc/boot/of1275.c

• Lines: 428
• Date: Fri Mar 19 10:50:03 1999
• Orig file: v2.2.3/linux/arch/ppc/boot/of1275.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.2.3/linux/arch/ppc/boot/of1275.c linux/arch/ppc/boot/of1275.c
@@ -0,0 +1,427 @@
+/* Open Firmware Client Interface */
+
+
+#include "of1275.h"
+
+
+static int (*of_server)(void *) = (int(*)(void*))-1;
+
+void
+of_init(void *handler)
+{
+	of_server = (int(*)(void*))handler;
+}
+
+
+/* 6.3.2.1 Client interface */
+
+
+int
+of_test(const char *name, int *missing)
+{
+	int result;
+	static of_test_service s;
+	s.service = "test";
+	s.n_args = 1;
+	s.n_returns = 1;
+	s.name = name;
+	result = of_server(&s);
+	*missing = s.missing;
+	return result;
+}
+
+
+/* 6.3.2.2 Device tree */
+
+
+int
+of_peer(int phandle, int *sibling_phandle)
+{
+	int result;
+	static of_peer_service s;
+	s.service = "peer";
+	s.n_args = 1;
+	s.n_returns = 1;
+	s.phandle = phandle;
+	result = of_server(&s);
+	*sibling_phandle = s.sibling_phandle;
+	return result;
+}
+
+int
+of_child(int phandle, int *child_phandle)
+{
+	int result;
+	static of_child_service s;
+	s.service = "child";
+	s.n_args = 1;
+	s.n_returns = 1;
+	s.phandle = phandle;
+	result = of_server(&s);
+	*child_phandle = s.child_phandle;
+	return result;
+}
+
+int
+of_parent(int phandle, int *parent_phandle)
+{
+	int result;
+	static of_parent_service s;
+	s.service = "parent";
+	s.n_args = 1;
+	s.n_returns = 1;
+	s.phandle = phandle;
+	result = of_server(&s);
+	*parent_phandle = s.parent_phandle;
+	return result;
+}
+
+int
+of_instance_to_package(int ihandle, int *phandle)
+{
+	int result;
+	static of_instance_to_package_service s;
+	s.service = "instance-to-package";
+	s.n_args = 1;
+	s.n_returns = 1;
+	s.ihandle = ihandle;
+	result = of_server(&s);
+	*phandle = s.phandle;
+	return result;
+}
+
+int
+of_getproplen(int phandle, const char *name, int *proplen)
+{
+	int result;
+	static of_getproplen_service s;
+	s.service = "getproplen";
+	s.n_args = 2;
+	s.n_returns = 1;
+	s.phandle = phandle;
+	s.name = name;
+	result = of_server(&s);
+	*proplen = s.proplen;
+	return result;
+}
+
+int
+of_getprop(int phandle, const char *name, void *buf, int buflen, int *size)
+{
+	int result;
+	static of_getprop_service s;
+	s.service = "getprop";
+	s.n_args = 4;
+	s.n_returns = 1;
+	s.phandle = phandle;
+	s.name = name;
+	s.buf = buf;
+	s.buflen = buflen;
+	result = of_server(&s);
+	*size = s.size;
+	return result;
+}
+
+int
+of_nextprop(int phandle, const char *previous, void *buf, int *flag)
+{
+	int result;
+	static of_nextprop_service s;
+	s.service = "nextprop";
+	s.n_args = 3;
+	s.n_returns = 1;
+	s.phandle = phandle;
+	s.previous = previous;
+	s.buf = buf;
+	result = of_server(&s);
+	*flag = s.flag;
+	return result;
+}
+
+int
+of_setprop(int phandle, const char *name, void *buf, int len, int *size)
+{
+	int result;
+	static of_setprop_service s;
+	s.service = "setprop";
+	s.n_args = 4;
+	s.n_returns = 1;
+	s.phandle = phandle;
+	s.name = name;
+	s.buf = buf;
+	s.len = len;
+	result = of_server(&s);
+	*size = s.size;
+	return result;
+}
+
+int
+of_canon(const char *device_specifier, void *buf, int buflen, int *length)
+{
+	int result;
+	static of_canon_service s;
+	s.service = "canon";
+	s.n_args = 3;
+	s.n_returns = 1;
+	s.device_specifier = device_specifier;
+	s.buf = buf;
+	s.buflen = buflen;
+	result = of_server(&s);
+	*length = s.length;
+	return result;
+}
+
+int
+of_finddevice(const char *device_specifier, int *phandle)
+{
+	int result;
+	static of_finddevice_service s;
+	s.service = "finddevice";
+	s.n_args = 1;
+	s.n_returns = 1;
+	s.device_specifier = device_specifier;
+	result = of_server(&s);
+	*phandle = s.phandle;
+	return result;
+}
+
+int
+of_instance_to_path(int ihandle, void *buf, int buflen, int *length)
+{
+	int result;
+	static of_instance_to_path_service s;
+	s.service = "instance-to-path";
+	s.n_args = 3;
+	s.n_returns = 1;
+	s.ihandle = ihandle;
+	s.buf = buf;
+	s.buflen = buflen;
+	result = of_server(&s);
+	*length = s.length;
+	return result;
+}
+
+int
+of_package_to_path(int phandle, void *buf, int buflen, int *length)
+{
+	int result;
+	static of_package_to_path_service s;
+	s.service = "package-to-path";
+	s.n_args = 3;
+	s.n_returns = 1;
+	s.phandle = phandle;
+	s.buf = buf;
+	s.buflen = buflen;
+	result = of_server(&s);
+	*length = s.length;
+	return result;
+}
+
+/* int of_call_method(const char *method, int ihandle, ...); */
+
+
+/* 6.3.2.3 Device I/O */
+
+
+int
+of_open(const char *device_specifier, int *ihandle)
+{
+	int result;
+	static of_open_service s;
+	s.service = "open";
+	s.n_args = 1;
+	s.n_returns = 1;
+	s.device_specifier = device_specifier;
+	result = of_server(&s);
+	*ihandle = s.ihandle;
+	return result;
+}
+
+int
+of_close(int ihandle)
+{
+	int result;
+	static of_close_service s;
+	s.service = "close";
+	s.n_args = 1;
+	s.n_returns = 0;
+	s.ihandle = ihandle;
+	result = of_server(&s);
+	return result;
+}
+
+int
+of_read(int ihandle, void *addr, int len, int *actual)
+{
+	int result;
+	static of_read_service s;
+	s.service = "read";
+	s.n_args = 3;
+	s.n_returns = 1;
+	s.ihandle = ihandle;
+	s.addr = addr;
+	s.len = len;
+	result = of_server(&s);
+	*actual = s.actual;
+	return result;
+}
+
+int
+of_write(int ihandle, void *addr, int len, int *actual)
+{
+	int result;
+	static of_write_service s;
+	s.service = "write";
+	s.n_args = 3;
+	s.n_returns = 1;
+	s.ihandle = ihandle;
+	s.addr = addr;
+	s.len = len;
+	result = of_server(&s);
+	*actual = s.actual;
+	return result;
+}
+
+int
+of_seek(int ihandle, int pos_hi, int pos_lo, int *status)
+{
+	int result;
+	static of_seek_service s;
+	s.service = "seek";
+	s.n_args = 3;
+	s.n_returns = 1;
+	s.ihandle = ihandle;
+	s.pos_hi = pos_hi;
+	s.pos_lo = pos_lo;
+	result = of_server(&s);
+	*status = s.status;
+	return result;
+}
+
+
+/* 6.3.2.4 Memory */
+
+
+int
+of_claim(void *virt, int size, int align, void **baseaddr)
+{
+	int result;
+	static of_claim_service s;
+	s.service = "claim";
+	s.n_args = 3;
+	s.n_returns = 1;
+	s.virt = virt;
+	s.size = size;
+	s.align = align;
+	result = of_server(&s);
+	*baseaddr = s.baseaddr;
+	return result;
+}
+
+int
+of_release(void *virt, int size)
+{
+	int result;
+	static of_release_service s;
+	s.service = "release";
+	s.n_args = 2;
+	s.n_returns = 0;
+	s.virt = virt;
+	s.size = size;
+	result = of_server(&s);
+	return result;
+}
+
+
+/* 6.3.2.5 Control transfer */
+
+
+int
+of_boot(const char *bootspec)
+{
+	int result;
+	static of_boot_service s;
+	s.service = "boot";
+	s.n_args = 1;
+	s.n_returns = 0;
+	s.bootspec = bootspec;
+	result = of_server(&s);
+	return result;
+}
+
+int
+of_enter(void)
+{
+	int result;
+	static of_enter_service s;
+	s.service = "enter";
+	s.n_args = 0;
+	s.n_returns = 0;
+	result = of_server(&s);
+	return result;
+}
+
+int
+of_exit(void)
+{
+	int result;
+	static of_exit_service s;
+	s.service = "exit";
+	s.n_args = 0;
+	s.n_returns = 0;
+	result = of_server(&s);
+	return result;
+}
+
+/* int of_chain(void *virt, int size, void *entry, void *args, int len); */
+
+
+/* 6.3.2.6 User interface */
+
+
+/* int of_interpret(const char *arg, ...); */
+
+int
+of_set_callback(void *newfunc, void **oldfunc)
+{
+	int result;
+	static of_set_callback_service s;
+	s.service = "set-callback";
+	s.n_args = 1;
+	s.n_returns = 1;
+	s.newfunc = newfunc;
+	result = of_server(&s);
+	*oldfunc = s.oldfunc;
+	return result;
+}
+
+int
+of_set_symbol_lookup(void *sym_to_value, void *value_to_sym)
+{
+	int result;
+	static of_set_symbol_lookup_service s;
+	s.service = "set-symbol-lookup";
+	s.n_args = 2;
+	s.n_returns = 0;
+	s.sym_to_value = sym_to_value;
+	s.value_to_sym = s.value_to_sym;
+	result = of_server(&s);
+	return result;
+}
+
+
+/* 6.3.2.7 Time */
+
+
+int
+of_milliseconds(int *ms)
+{
+	int result;
+	static of_milliseconds_service s;
+	s.service = "milliseconds";
+	s.n_args = 0;
+	s.n_returns = 1;
+	result = of_server(&s);
+	*ms = s.ms;
+	return result;
+}