From b7f34e0f6130be0f07044bdf3efaab79c38357c2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Markus=20Fr=C3=B6schle?= Date: Tue, 6 Dec 2016 16:15:58 +0000 Subject: [PATCH] fix match_classcode() --- BaS_gcc/pci/pci.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/BaS_gcc/pci/pci.c b/BaS_gcc/pci/pci.c index 6eb053d..78dbd89 100644 --- a/BaS_gcc/pci/pci.c +++ b/BaS_gcc/pci/pci.c @@ -506,7 +506,7 @@ int32_t pci_find_device(uint16_t device_id, uint16_t vendor_id, int index) static bool match_classcode(uint32_t handle, uint32_t classcode) { uint8_t find_mask = (classcode >> 24) & 0xff; - uint32_t value = pci_read_config_longword(handle, PCICCR); + uint32_t value = swpl(pci_read_config_longword(handle, PCICCR)); int i; dbg("classcode=0x%08x, value=0x%08x\r\n", classcode, value); @@ -515,8 +515,8 @@ static bool match_classcode(uint32_t handle, uint32_t classcode) { if ((find_mask >> i) & 1) { - dbg("compare 0x%02x against 0x%02x\r\n", (value >> (i * 8)) & 0xff, (classcode >> (i * 8)) & 0xff); - if (! (((value >> (i * 8)) & 0xff) == ((classcode >> (i * 8)) & 0xff))) + dbg("compare 0x%02x against 0x%02x\r\n", (value >> ((i + 1) * 8)) & 0xff, (classcode >> (i * 8)) & 0xff); + if (! (((value >> ((i + 1) * 8)) & 0xff) == ((classcode >> (i * 8)) & 0xff))) return false; } }