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2.7 KiB

From baeacaa7b9930badc074eaad3700b075ed9d622f Mon Sep 17 00:00:00 2001
From: Jean Delvare <jdelvare@suse.de>
Date: Tue, 25 Jul 2017 11:21:27 +0200
Subject: [PATCH 05/10] biosdecode: Clean up the PIR table output
* Remove entry numbers.
* Use "Device" instead of "ID".
* Put repeated code in a function.
* Don't display unconnected links.
* Shorten "slot number" to just "slot".
---
biosdecode.c | 42 ++++++++++++++++++------------------------
1 file changed, 18 insertions(+), 24 deletions(-)
diff --git a/biosdecode.c b/biosdecode.c
index 8293e61..b37e510 100644
--- a/biosdecode.c
+++ b/biosdecode.c
@@ -355,7 +355,7 @@ static void pir_slot_number(u8 code)
if (code == 0)
printf(" on-board");
else
- printf(" slot number %u", code);
+ printf(" slot %u", code);
}
static size_t pir_length(const u8 *p)
@@ -363,6 +363,16 @@ static size_t pir_length(const u8 *p)
return WORD(p + 6);
}
+static void pir_link_bitmap(char letter, const u8 *p)
+{
+ if (p[0] == 0) /* Not connected */
+ return;
+
+ printf("\t\tINT%c#: Link 0x%02x, IRQ Bitmap", letter, p[0]);
+ pir_irqs(WORD(p + 1));
+ printf("\n");
+}
+
static int pir_decode(const u8 *p, size_t len)
{
int i;
@@ -372,7 +382,7 @@ static int pir_decode(const u8 *p, size_t len)
printf("PCI Interrupt Routing %u.%u present.\n",
p[5], p[4]);
- printf("\tRouter ID: %02x:%02x.%1x\n",
+ printf("\tRouter Device: %02x:%02x.%1x\n",
p[8], p[9]>>3, p[9] & 0x07);
printf("\tExclusive IRQs:");
pir_irqs(WORD(p + 10));
@@ -386,32 +396,16 @@ static int pir_decode(const u8 *p, size_t len)
for (i = 1; i <= (WORD(p + 6) - 32) / 16; i++)
{
- printf("\tSlot Entry %u: ID %02x:%02x,",
- i, p[(i + 1) * 16], p[(i + 1) * 16 + 1] >> 3);
+ printf("\tDevice: %02x:%02x,",
+ p[(i + 1) * 16], p[(i + 1) * 16 + 1] >> 3);
pir_slot_number(p[(i + 1) * 16 + 14]);
printf("\n");
if (opt.pir == PIR_FULL)
{
- printf("\t\tLink Value for INTA#: %u\n",
- p[(i + 1) * 16 + 2]);
- printf("\t\tIRQ Bitmap for INTA#:");
- pir_irqs(WORD(p + (i + 1) * 16 + 3));
- printf("\n");
- printf("\t\tLink Value for INTB#: %u\n",
- p[(i + 1) * 16 + 5]);
- printf("\t\tIRQ Bitmap for INTB#:");
- pir_irqs(WORD(p + (i + 1) * 16 + 6));
- printf("\n");
- printf("\t\tLink Value for INTC#: %u\n",
- p[(i + 1) * 16 + 8]);
- printf("\t\tIRQ Bitmap for INTC#:");
- pir_irqs(WORD(p + (i + 1) * 16 + 9));
- printf("\n");
- printf("\t\tLink Value for INTD#: %u\n",
- p[(i + 1) * 16 + 11]);
- printf("\t\tIRQ Bitmap for INTD#:");
- pir_irqs(WORD(p + (i + 1) * 16 + 12));
- printf("\n");
+ pir_link_bitmap('A', p + (i + 1) * 16 + 2);
+ pir_link_bitmap('B', p + (i + 1) * 16 + 5);
+ pir_link_bitmap('C', p + (i + 1) * 16 + 8);
+ pir_link_bitmap('D', p + (i + 1) * 16 + 11);
}
}
--
2.9.5