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[PATCH] remove ISA legacy functions: drivers/char/toshiba.c
switch from isa_read...() to ioremap() and read...() Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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1 changed files with 23 additions and 15 deletions
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@ -355,14 +355,14 @@ static void tosh_set_fn_port(void)
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/*
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* Get the machine identification number of the current model
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*/
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static int tosh_get_machine_id(void)
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static int tosh_get_machine_id(void __iomem *bios)
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{
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int id;
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SMMRegisters regs;
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unsigned short bx,cx;
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unsigned long address;
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id = (0x100*(int) isa_readb(0xffffe))+((int) isa_readb(0xffffa));
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id = (0x100*(int) readb(bios+0xfffe))+((int) readb(bios+0xfffa));
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/* do we have a SCTTable machine identication number on our hands */
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@ -388,12 +388,12 @@ static int tosh_get_machine_id(void)
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/* now twiddle with our pointer a bit */
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address = 0x000f0000+bx;
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cx = isa_readw(address);
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address = 0x000f0009+bx+cx;
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cx = isa_readw(address);
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address = 0x000f000a+cx;
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cx = isa_readw(address);
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address = bx;
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cx = readw(bios + address);
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address = 9+bx+cx;
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cx = readw(bios + address);
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address = 0xa+cx;
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cx = readw(bios + address);
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/* now construct our machine identification number */
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@ -416,13 +416,18 @@ static int tosh_probe(void)
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int i,major,minor,day,year,month,flag;
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unsigned char signature[7] = { 0x54,0x4f,0x53,0x48,0x49,0x42,0x41 };
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SMMRegisters regs;
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void __iomem *bios = ioremap(0xf0000, 0x10000);
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if (!bios)
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return -ENOMEM;
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/* extra sanity check for the string "TOSHIBA" in the BIOS because
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some machines that are not Toshiba's pass the next test */
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for (i=0;i<7;i++) {
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if (isa_readb(0xfe010+i)!=signature[i]) {
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if (readb(bios+0xe010+i)!=signature[i]) {
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printk("toshiba: not a supported Toshiba laptop\n");
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iounmap(bios);
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return -ENODEV;
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}
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}
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@ -438,6 +443,7 @@ static int tosh_probe(void)
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if ((flag==1) || ((regs.eax & 0xff00)==0x8600)) {
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printk("toshiba: not a supported Toshiba laptop\n");
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iounmap(bios);
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return -ENODEV;
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}
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@ -447,19 +453,19 @@ static int tosh_probe(void)
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/* next get the machine ID of the current laptop */
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tosh_id = tosh_get_machine_id();
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tosh_id = tosh_get_machine_id(bios);
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/* get the BIOS version */
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major = isa_readb(0xfe009)-'0';
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minor = ((isa_readb(0xfe00b)-'0')*10)+(isa_readb(0xfe00c)-'0');
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major = readb(bios+0xe009)-'0';
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minor = ((readb(bios+0xe00b)-'0')*10)+(readb(bios+0xe00c)-'0');
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tosh_bios = (major*0x100)+minor;
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/* get the BIOS date */
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day = ((isa_readb(0xffff5)-'0')*10)+(isa_readb(0xffff6)-'0');
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month = ((isa_readb(0xffff8)-'0')*10)+(isa_readb(0xffff9)-'0');
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year = ((isa_readb(0xffffb)-'0')*10)+(isa_readb(0xffffc)-'0');
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day = ((readb(bios+0xfff5)-'0')*10)+(readb(bios+0xfff6)-'0');
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month = ((readb(bios+0xfff8)-'0')*10)+(readb(bios+0xfff9)-'0');
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year = ((readb(bios+0xfffb)-'0')*10)+(readb(bios+0xfffc)-'0');
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tosh_date = (((year-90) & 0x1f)<<10) | ((month & 0xf)<<6)
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| ((day & 0x1f)<<1);
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@ -476,6 +482,8 @@ static int tosh_probe(void)
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if ((tosh_id==0xfccb) || (tosh_id==0xfccc))
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tosh_fan = 1;
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iounmap(bios);
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return 0;
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}
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