aboutsummaryrefslogtreecommitdiffstats
path: root/roms/u-boot/arch/microblaze/include/asm/asm.h
diff options
context:
space:
mode:
authorfishsoupisgood <github@madingley.org>2019-04-29 01:17:54 +0100
committerfishsoupisgood <github@madingley.org>2019-05-27 03:43:43 +0100
commit3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch)
tree65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/arch/microblaze/include/asm/asm.h
downloadqemu-master.tar.gz
qemu-master.tar.bz2
qemu-master.zip
Initial import of qemu-2.4.1HEADmaster
Diffstat (limited to 'roms/u-boot/arch/microblaze/include/asm/asm.h')
-rw-r--r--roms/u-boot/arch/microblaze/include/asm/asm.h82
1 files changed, 82 insertions, 0 deletions
diff --git a/roms/u-boot/arch/microblaze/include/asm/asm.h b/roms/u-boot/arch/microblaze/include/asm/asm.h
new file mode 100644
index 00000000..c1c3b039
--- /dev/null
+++ b/roms/u-boot/arch/microblaze/include/asm/asm.h
@@ -0,0 +1,82 @@
+/*
+ * (C) Copyright 2007 Michal Simek
+ *
+ * Michal SIMEK <monstr@monstr.eu>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+/* FSL macros */
+#define NGET(val, fslnum) \
+ __asm__ __volatile__ ("nget %0, rfsl" #fslnum :"=r" (val));
+
+#define GET(val, fslnum) \
+ __asm__ __volatile__ ("get %0, rfsl" #fslnum :"=r" (val));
+
+#define NCGET(val, fslnum) \
+ __asm__ __volatile__ ("ncget %0, rfsl" #fslnum :"=r" (val));
+
+#define CGET(val, fslnum) \
+ __asm__ __volatile__ ("cget %0, rfsl" #fslnum :"=r" (val));
+
+#define NPUT(val, fslnum) \
+ __asm__ __volatile__ ("nput %0, rfsl" #fslnum ::"r" (val));
+
+#define PUT(val, fslnum) \
+ __asm__ __volatile__ ("put %0, rfsl" #fslnum ::"r" (val));
+
+#define NCPUT(val, fslnum) \
+ __asm__ __volatile__ ("ncput %0, rfsl" #fslnum ::"r" (val));
+
+#define CPUT(val, fslnum) \
+ __asm__ __volatile__ ("cput %0, rfsl" #fslnum ::"r" (val));
+
+/* CPU dependent */
+/* machine status register */
+#define MFS(val, reg) \
+ __asm__ __volatile__ ("mfs %0," #reg :"=r" (val));
+
+#define MTS(val, reg) \
+ __asm__ __volatile__ ("mts " #reg ", %0"::"r" (val));
+
+/* get return address from interrupt */
+#define R14(val) \
+ __asm__ __volatile__ ("addi %0, r14, 0":"=r" (val));
+
+#define NOP __asm__ __volatile__ ("nop");
+
+/* use machine status registe USE_MSR_REG */
+#if XILINX_USE_MSR_INSTR == 1
+#define MSRSET(val) \
+ __asm__ __volatile__ ("msrset r0," #val );
+
+#define MSRCLR(val) \
+ __asm__ __volatile__ ("msrclr r0," #val );
+
+#else
+#define MSRSET(val) \
+{ \
+ register unsigned tmp; \
+ __asm__ __volatile__ (" \
+ mfs %0, rmsr; \
+ ori %0, %0, "#val"; \
+ mts rmsr, %0; \
+ nop;" \
+ : "=r" (tmp) \
+ : "d" (val) \
+ : "memory"); \
+}
+
+#define MSRCLR(val) \
+{ \
+ register unsigned tmp; \
+ __asm__ __volatile__ (" \
+ mfs %0, rmsr; \
+ andi %0, %0, ~"#val"; \
+ mts rmsr, %0; \
+ nop;" \
+ : "=r" (tmp) \
+ : "d" (val) \
+ : "memory"); \
+}
+#endif