Message ID | 20190303232340.23904-1-vadim4j@gmail.com |
---|---|
State | Accepted |
Headers | show |
Series | package/sunxi-tools: Fix build meminfo with musl | expand |
On Mon, 4 Mar 2019 01:23:40 +0200 Vadim Kochan <vadim4j@gmail.com> wrote: > musl does not provide inx/outx API for ARM arch, so use > io memory access via pointers which is actually done this > way in glibc/ulibc. > > Fixes: > http://autobuild.buildroot.net/results/bf10cbe40c0f672c34db72e4eea4c168d5932bd4/ > > Signed-off-by: Vadim Kochan <vadim4j@gmail.com> > --- Applied to master, thanks. Could you please submit this patch upstream ? The project is on Github, so submitting a pull request is fairly trivial. Thanks! Thomas
Hi Thomas, On Thu, Mar 07, 2019 at 10:58:57PM +0100, Thomas Petazzoni wrote: > On Mon, 4 Mar 2019 01:23:40 +0200 > Vadim Kochan <vadim4j@gmail.com> wrote: > > > musl does not provide inx/outx API for ARM arch, so use > > io memory access via pointers which is actually done this > > way in glibc/ulibc. > > > > Fixes: > > http://autobuild.buildroot.net/results/bf10cbe40c0f672c34db72e4eea4c168d5932bd4/ > > > > Signed-off-by: Vadim Kochan <vadim4j@gmail.com> > > --- > > Applied to master, thanks. Could you please submit this patch > upstream ? The project is on Github, so submitting a pull request is > fairly trivial. > > Thanks! Already there: https://github.com/linux-sunxi/sunxi-tools/pull/122 Regards, Vadim Kochan
>>>>> "Vadim" == Vadim Kochan <vadim4j@gmail.com> writes: > musl does not provide inx/outx API for ARM arch, so use > io memory access via pointers which is actually done this > way in glibc/ulibc. > Fixes: > http://autobuild.buildroot.net/results/bf10cbe40c0f672c34db72e4eea4c168d5932bd4/ > Signed-off-by: Vadim Kochan <vadim4j@gmail.com> > --- > PATCH v1: > 1) Tested on board with A13 SoC > RFT v2: > 1) Fixed mistaken copy-paste-n-replace of outl by sunxi_io_write in sunxi_io_mask(...) Committed to 2019.02.x, thanks.
diff --git a/package/sunxi-tools/0001-meminfo-Access-to-io-memory-via-pointers.patch b/package/sunxi-tools/0001-meminfo-Access-to-io-memory-via-pointers.patch new file mode 100644 index 0000000000..997c413f23 --- /dev/null +++ b/package/sunxi-tools/0001-meminfo-Access-to-io-memory-via-pointers.patch @@ -0,0 +1,59 @@ +From 5c0a443ba336f10a8db6a99c769aa84ad37ed4d2 Mon Sep 17 00:00:00 2001 +From: Vadim Kochan <vadim4j@gmail.com> +Date: Wed, 20 Feb 2019 02:48:43 +0200 +Subject: [PATCH] meminfo: Access to io memory via pointers + +The main reason for this is to be able compile with musl library, +because there is no support of inx/outx functions for ARM platform. + +Signed-off-by: Vadim Kochan <vadim4j@gmail.com> +--- + meminfo.c | 11 ++++++----- + 1 file changed, 6 insertions(+), 5 deletions(-) + +diff --git a/meminfo.c b/meminfo.c +index 0b0ff23..7d9f10f 100644 +--- a/meminfo.c ++++ b/meminfo.c +@@ -22,7 +22,6 @@ + #include <sys/mman.h> + #include <stdint.h> + #include <errno.h> +-#include <sys/io.h> + #include <stdbool.h> + + #include "common.h" +@@ -74,24 +73,26 @@ static enum sunxi_soc_version soc_version; + unsigned int + sunxi_io_read(void *base, int offset) + { +- return inl((unsigned long) (base + offset)); ++ unsigned long port = (unsigned long) (base + offset); ++ return *((volatile unsigned long *) port); + } + + void + sunxi_io_write(void *base, int offset, unsigned int value) + { +- outl(value, (unsigned long) (base + offset)); ++ unsigned long port = (unsigned long) (base + offset); ++ *((volatile unsigned long *) port) = value; + } + + void + sunxi_io_mask(void *base, int offset, unsigned int value, unsigned int mask) + { +- unsigned int tmp = inl((unsigned long) (base + offset)); ++ unsigned int tmp = sunxi_io_read(base, offset); + + tmp &= ~mask; + tmp |= value & mask; + +- outl(tmp, (unsigned long) (base + offset)); ++ sunxi_io_write(base, offset, tmp); + } + + +-- +2.14.1 +
musl does not provide inx/outx API for ARM arch, so use io memory access via pointers which is actually done this way in glibc/ulibc. Fixes: http://autobuild.buildroot.net/results/bf10cbe40c0f672c34db72e4eea4c168d5932bd4/ Signed-off-by: Vadim Kochan <vadim4j@gmail.com> --- PATCH v1: 1) Tested on board with A13 SoC RFT v2: 1) Fixed mistaken copy-paste-n-replace of outl by sunxi_io_write in sunxi_io_mask(...) ...-meminfo-Access-to-io-memory-via-pointers.patch | 59 ++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 package/sunxi-tools/0001-meminfo-Access-to-io-memory-via-pointers.patch