From: Bjorn Helgaas <bjorn_helgaas@hp.com>
To: linux-ia64@vger.kernel.org
Subject: [Linux-ia64] [PATCH] 1/3 sba_iommu workaround removal
Date: Thu, 17 Apr 2003 17:54:15 +0000 [thread overview]
Message-ID: <marc-linux-ia64-105590723705533@msgid-missing> (raw)
These patches are for 2.5 (against the to-linus-2.5 BK tree).
This removes a workaround for some broken firmware that was
never released.
# This is a BitKeeper generated patch for the following project:
# Project Name: Linux kernel tree
# This patch format is intended for GNU patch command version 2.5 or higher.
# This patch includes the following deltas:
# ChangeSet 1.1052 -> 1.1053
# arch/ia64/hp/common/sba_iommu.c 1.13 -> 1.14
#
# The following is the BitKeeper ChangeSet Log
# --------------------------------------------
# 03/04/17 bjorn_helgaas@hp.com 1.1053
# ia64: sba_iommu: remove workarounds for broken, never released, firmware that
# didn't program IBASE/IMASK correctly.
# --------------------------------------------
#
diff -Nru a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c
--- a/arch/ia64/hp/common/sba_iommu.c Thu Apr 17 11:29:32 2003
+++ b/arch/ia64/hp/common/sba_iommu.c Thu Apr 17 11:29:32 2003
@@ -1430,20 +1430,6 @@
ioc->ibase = READ_REG(ioc->ioc_hpa + IOC_IBASE) & ~0x1UL;
ioc->iov_size = ~(READ_REG(ioc->ioc_hpa + IOC_IMASK) & 0xFFFFFFFFUL) + 1;
- if (ioc->ibase = 0) {
- if (((unsigned long) ioc->ioc_hpa & 0x3000UL) = 0x2000)
- ioc->ibase = 0xc0000000;
- else
- ioc->ibase = 0x80000000;
- printk("WARNING: IBASE is zero; setting to 0x%lx\n", ioc->ibase);
- }
-
- if (ioc->ibase < 0xfed00000UL && ioc->ibase + ioc->iov_size >= 0xfee00000UL) {
- printk("WARNING: IOV space overlaps local config and interrupt message, "
- "truncating\n");
- ioc->iov_size /= 2;
- }
-
/*
** iov_order is always based on a 1GB IOVA space since we want to
** turn on the other half for AGP GART.
reply other threads:[~2003-04-17 17:54 UTC|newest]
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