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- Major cleanup of the bootpath

Browse Source 
- Changes to allow more code to be compiled both ways
- Working SMP support


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@987 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Eric Biederman
2003-07-19 04:28:22 +00:00
parent fe4414587a
commit 9b4336cf41
27 changed files with 804 additions and 604 deletions
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58
src/include/device/pnp.h Normal file
View File

@@ -0,0 +1,58 @@
#ifndef DEVICE_PNP_H
#define DEVICE_PNP_H
static inline void pnp_write_config(unsigned char port, unsigned char value, unsigned char reg)
{
outb(reg, port);
outb(value, port +1);
}
static inline unsigned char pnp_read_config(unsigned char port, unsigned char reg)
{
outb(reg, port);
return inb(port +1);
}
static inline void pnp_set_logical_device(unsigned char port, int device)
{
pnp_write_config(port, device, 0x07);
}
static inline void pnp_set_enable(unsigned char port, int enable)
{
pnp_write_config(port, enable?0x1:0x0, 0x30);
}
static inline int pnp_read_enable(unsigned char port)
{
return !!pnp_read_config(port, 0x30);
}
static inline void pnp_set_iobase0(unsigned char port, unsigned iobase)
{
pnp_write_config(port, (iobase >> 8) & 0xff, 0x60);
pnp_write_config(port, iobase & 0xff, 0x61);
}
static inline void pnp_set_iobase1(unsigned char port, unsigned iobase)
{
pnp_write_config(port, (iobase >> 8) & 0xff, 0x62);
pnp_write_config(port, iobase & 0xff, 0x63);
}
static inline void pnp_set_irq0(unsigned char port, unsigned irq)
{
pnp_write_config(port, irq, 0x70);
}
static inline void pnp_set_irq1(unsigned char port, unsigned irq)
{
pnp_write_config(port, irq, 0x72);
}
static inline void pnp_set_drq(unsigned char port, unsigned drq)
{
pnp_write_config(port, drq & 0xff, 0x74);
}
#endif /* DEVICE_PNP_H */