5 static unsigned char port_inb(const struct si_sm_io *io, unsigned int offset)
7 unsigned int addr = io->addr_data;
9 return inb(addr + (offset * io->regspacing));
12 static void port_outb(const struct si_sm_io *io, unsigned int offset,
15 unsigned int addr = io->addr_data;
17 outb(b, addr + (offset * io->regspacing));
20 static unsigned char port_inw(const struct si_sm_io *io, unsigned int offset)
22 unsigned int addr = io->addr_data;
24 return (inw(addr + (offset * io->regspacing)) >> io->regshift) & 0xff;
27 static void port_outw(const struct si_sm_io *io, unsigned int offset,
30 unsigned int addr = io->addr_data;
32 outw(b << io->regshift, addr + (offset * io->regspacing));
35 static unsigned char port_inl(const struct si_sm_io *io, unsigned int offset)
37 unsigned int addr = io->addr_data;
39 return (inl(addr + (offset * io->regspacing)) >> io->regshift) & 0xff;
42 static void port_outl(const struct si_sm_io *io, unsigned int offset,
45 unsigned int addr = io->addr_data;
47 outl(b << io->regshift, addr+(offset * io->regspacing));
50 static void port_cleanup(struct si_sm_io *io)
52 unsigned int addr = io->addr_data;
56 for (idx = 0; idx < io->io_size; idx++)
57 release_region(addr + idx * io->regspacing,
62 int ipmi_si_port_setup(struct si_sm_io *io)
64 unsigned int addr = io->addr_data;
70 io->io_cleanup = port_cleanup;
73 * Figure out the actual inb/inw/inl/etc routine to use based
74 * upon the register size.
76 switch (io->regsize) {
78 io->inputb = port_inb;
79 io->outputb = port_outb;
82 io->inputb = port_inw;
83 io->outputb = port_outw;
86 io->inputb = port_inl;
87 io->outputb = port_outl;
90 dev_warn(io->dev, "Invalid register size: %d\n",
96 * Some BIOSes reserve disjoint I/O regions in their ACPI
97 * tables. This causes problems when trying to register the
98 * entire I/O region. Therefore we must register each I/O
101 for (idx = 0; idx < io->io_size; idx++) {
102 if (request_region(addr + idx * io->regspacing,
103 io->regsize, DEVICE_NAME) == NULL) {
104 /* Undo allocations */
106 release_region(addr + idx * io->regspacing,