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Differential D29270 Diff 85784 sys/dev/ipmi/ipmi_smbios.c

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sys/dev/ipmi/ipmi_smbios.c

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#define IPMI_BAM_IRQ_POLARITY 0x02 #define IPMI_BAM_IRQ_POLARITY 0x02
#define IPMI_BAM_IRQ_VALID 0x08 #define IPMI_BAM_IRQ_VALID 0x08
#define IPMI_BAM_ADDR_LSB(bam) (((bam) & 0x10) >> 4) #define IPMI_BAM_ADDR_LSB(bam) (((bam) & 0x10) >> 4)
#define IPMI_BAM_REG_SPACING(bam) (((bam) & 0xc0) >> 6) #define IPMI_BAM_REG_SPACING(bam) (((bam) & 0xc0) >> 6)
#define SPACING_8 0x0 #define SPACING_8 0x0
#define SPACING_32 0x1 #define SPACING_32 0x1
#define SPACING_16 0x2 #define SPACING_16 0x2
typedef void (*smbios_callback_t)(struct smbios_structure_header *, void *);
static struct ipmi_get_info ipmi_info; static struct ipmi_get_info ipmi_info;
static int ipmi_probed; static int ipmi_probed;
static struct mtx ipmi_info_mtx; static struct mtx ipmi_info_mtx;
MTX_SYSINIT(ipmi_info, &ipmi_info_mtx, "ipmi info", MTX_DEF); MTX_SYSINIT(ipmi_info, &ipmi_info_mtx, "ipmi info", MTX_DEF);
static void ipmi_smbios_probe(struct ipmi_get_info *); static void ipmi_smbios_probe(struct ipmi_get_info *);
static int smbios_cksum(struct smbios_eps *); static int smbios_cksum(struct smbios_eps *);
static void smbios_walk_table(uint8_t *, int, smbios_callback_t,
void *);
static void smbios_ipmi_info(struct smbios_structure_header *, void *); static void smbios_ipmi_info(struct smbios_structure_header *, void *);
static void static void
smbios_ipmi_info(struct smbios_structure_header *h, void *arg) smbios_ipmi_info(struct smbios_structure_header *h, void *arg)
{ {
struct ipmi_get_info *info; struct ipmi_get_info *info;
struct ipmi_entry *s; struct ipmi_entry *s;
Show All 38 Linessmbios_ipmi_info(struct smbios_structure_header *h, void *arg)
if (s->length > offsetof(struct ipmi_entry, interrupt_number)) { if (s->length > offsetof(struct ipmi_entry, interrupt_number)) {
if (s->interrupt_number > 15) if (s->interrupt_number > 15)
printf("SMBIOS: Non-ISA IRQ %d for IPMI\n", printf("SMBIOS: Non-ISA IRQ %d for IPMI\n",
s->interrupt_number); s->interrupt_number);
else else
info->irq = s->interrupt_number; info->irq = s->interrupt_number;
} }
info->iface_type = s->interface_type; info->iface_type = s->interface_type;
}
static void
smbios_walk_table(uint8_t *p, int entries, smbios_callback_t cb, void *arg)
{
struct smbios_structure_header *s;
while (entries--) {
s = (struct smbios_structure_header *)p;
cb(s, arg);
/*
* Look for a double-nul after the end of the
* formatted area of this structure.
*/
p += s->length;
while (!(p[0] == 0 && p[1] == 0))
p++;
/*
* Skip over the double-nul to the start of the next
* structure.
*/
p += 2;
}
} }
/* /*
* Walk the SMBIOS table looking for an IPMI (type 38) entry. If we find * Walk the SMBIOS table looking for an IPMI (type 38) entry. If we find
* one, return the parsed data in the passed in ipmi_get_info structure and * one, return the parsed data in the passed in ipmi_get_info structure and
* return true. If we don't find one, return false. * return true. If we don't find one, return false.
*/ */
static void static void
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