From fbcd7c8fa65eb695e96a62ea1c1ac7a024fa9dfc Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Fri, 20 Apr 2018 10:19:28 +0200 Subject: bsps: Move start files to bsps This patch is a part of the BSP source reorganization. Update #3285. --- c/src/lib/libbsp/bfin/TLL6527M/Makefile.am | 2 +- c/src/lib/libbsp/bfin/bf537Stamp/Makefile.am | 2 +- c/src/lib/libbsp/bfin/bf537Stamp/start/start.S | 115 ------------------------- c/src/lib/libbsp/bfin/eZKit533/Makefile.am | 2 +- c/src/lib/libbsp/bfin/shared/start/start.S | 95 -------------------- 5 files changed, 3 insertions(+), 213 deletions(-) delete mode 100644 c/src/lib/libbsp/bfin/bf537Stamp/start/start.S delete mode 100644 c/src/lib/libbsp/bfin/shared/start/start.S (limited to 'c/src/lib/libbsp/bfin') diff --git a/c/src/lib/libbsp/bfin/TLL6527M/Makefile.am b/c/src/lib/libbsp/bfin/TLL6527M/Makefile.am index b47be73d17..1e5e9f18ba 100644 --- a/c/src/lib/libbsp/bfin/TLL6527M/Makefile.am +++ b/c/src/lib/libbsp/bfin/TLL6527M/Makefile.am @@ -9,7 +9,7 @@ dist_project_lib_DATA = startup/bsp_specs noinst_PROGRAMS = -start.$(OBJEXT): ../shared/start/start.S +start.$(OBJEXT): ../../../../../../bsps/bfin/shared/start/start.S $(CPPASCOMPILE) -o $@ -c $< project_lib_DATA = start.$(OBJEXT) diff --git a/c/src/lib/libbsp/bfin/bf537Stamp/Makefile.am b/c/src/lib/libbsp/bfin/bf537Stamp/Makefile.am index e8c3e183f2..df7e2b939d 100644 --- a/c/src/lib/libbsp/bfin/bf537Stamp/Makefile.am +++ b/c/src/lib/libbsp/bfin/bf537Stamp/Makefile.am @@ -9,7 +9,7 @@ dist_project_lib_DATA = startup/bsp_specs noinst_PROGRAMS = -start.$(OBJEXT): start/start.S +start.$(OBJEXT): ../../../../../../bsps/bfin/bf537Stamp/start/start.S $(CPPASCOMPILE) -o $@ -c $< project_lib_DATA = start.$(OBJEXT) diff --git a/c/src/lib/libbsp/bfin/bf537Stamp/start/start.S b/c/src/lib/libbsp/bfin/bf537Stamp/start/start.S deleted file mode 100644 index a835a48764..0000000000 --- a/c/src/lib/libbsp/bfin/bf537Stamp/start/start.S +++ /dev/null @@ -1,115 +0,0 @@ -#include -#include -#include -#include -#include - -#ifndef LO -#define LO(con32) ((con32) & 0xFFFF) -#endif -#ifndef HI -#define HI(con32) (((con32) >> 16) & 0xFFFF) -#endif - - .section .start - .align 4 - - .global __start -__start: - cli r0; - - /* setup an initial stack */ - sp.h = 0xFFB0; - sp.l = 0x0F00; - - /* disable timer interrupts */ - p0.h = HI(TCNTL); - p0.l = LO(TCNTL); - r0 = 0; - [p0] = r0; - - /* disable all interrupts routed through sic */ - p0.h = HI(SIC_IMASK); - p0.l = LO(SIC_IMASK); - [p0] = r0; - - /* clear any pending interrupts */ - p0.h = HI(CEC_ILAT); - p0.l = LO(CEC_ILAT); - r0 = 0xffff (z); - [p0] = r0; - - /* disable all dma channels */ - p0.h = HI(DMA0_BASE_ADDRESS + DMA_CONFIG_OFFSET); - p0.l = LO(DMA0_BASE_ADDRESS + DMA_CONFIG_OFFSET); - p1 = DMA_PITCH; - p2 = DMA_CHANNELS; - r0 = ~DMA_CONFIG_DMAEN; - lsetup(loop1,loop2) lc0 = p2; -loop1: r1 = w[p0]; - r1 = r0 & r1; -loop2: w[p0 ++ p1] = r1.l; - - /* this is so we can stay in supervisor mode and still be able to - accept interrupts later. */ - p0.h = start; - p0.l = start; - p1.h = HI(CEC_EVT15); - p1.l = LO(CEC_EVT15); - - [p1] = p0; - - r0 = 0x8000 (z); - sti r0; - - raise 15; - - p0.h = wait; - p0.l = wait; - - reti = p0; - rti; - - /* wait for event 15 */ -wait: - jump wait; - -start: - [--sp] = reti; /* allow us to process interrupts later */ - - /* mask interrupts for now */ - cli r0; - - p0.h = _bss_start; - p0.l = _bss_start; - p1.h = _end; - p1.l = _end; - r0 = p0; - r1 = p1; - r1 = r1 - r0; - p1 = r1; - r0 = 0; - - /* Set _bss_start until _end to zero */ - lsetup(loop3,loop4) lc0 = p1; -loop3: b[p0] = r0; -loop4: p0 +=1; - - l0 = 0; - l1 = 0; - l2 = 0; - l3 = 0; - sp += -12; - /* r0 == const char *cmdline (currently null) */ - p0.h = _boot_card; - p0.l = _boot_card; - call (p0); - sp += 12; - - .global _bsp_reset -_bsp_reset: - HLT - p0.h = _exit; - p0.l = _exit; - jump (p0); - diff --git a/c/src/lib/libbsp/bfin/eZKit533/Makefile.am b/c/src/lib/libbsp/bfin/eZKit533/Makefile.am index d5a0685958..46541c8be4 100644 --- a/c/src/lib/libbsp/bfin/eZKit533/Makefile.am +++ b/c/src/lib/libbsp/bfin/eZKit533/Makefile.am @@ -9,7 +9,7 @@ dist_project_lib_DATA = startup/bsp_specs noinst_PROGRAMS = -start.$(OBJEXT): ../shared/start/start.S +start.$(OBJEXT): ../../../../../../bsps/bfin/shared/start/start.S $(CPPASCOMPILE) -o $@ -c $< project_lib_DATA = start.$(OBJEXT) diff --git a/c/src/lib/libbsp/bfin/shared/start/start.S b/c/src/lib/libbsp/bfin/shared/start/start.S deleted file mode 100644 index 3440f5ccc9..0000000000 --- a/c/src/lib/libbsp/bfin/shared/start/start.S +++ /dev/null @@ -1,95 +0,0 @@ - -#include - -#include -#include - -#ifndef LO -#define LO(con32) ((con32) & 0xFFFF) -#endif -#ifndef HI -#define HI(con32) (((con32) >> 16) & 0xFFFF) -#endif - -#if (BFIN_ON_SKYEYE) - .section .init -#else - .section .l1code -#endif - .align 4 - - .global __start -__start: - - /* Start by setting up a stack */ - sp.h = 0xFFB0; - sp.l = 0x0F00; - - /* Maybe we should zero the memory in the .bss section. */ - - /* This changes to the supervisor mode */ - p0.l = START; - p0.h = START; - p1.l = LO(EVT15); - p1.h = HI(EVT15); - - [P1] = P0; - - P0.h = HI(IMASK); - P0.l = LO(IMASK); - R0 = [P0]; - /* R1.l = EVT_IVG15 & 0xFFFF; */ - R1.l = 0x8000; - - R0 = R0 | R1; - - [P0] = R0; - - RAISE 15; - - P0.l = WAIT; - P0.h = WAIT; - - RETI = P0; - RTI; - - /* endless loop to wait */ - WAIT: - jump WAIT; - - START: - [--SP] = RETI; - - p0.h = _bss_start; - p0.l = _bss_start; - p1.h = _end; - p1.l = _end; - r0 = p0; - r1 = p1; - r1 = r1 - r0; - p1 = r1; - r0 = 0; - - /* Set _bss_start until _end to zero */ - lsetup(loop1,loop2) LC0 = p1; - loop1: b[p0] = r0; - loop2: p0 +=1; - - /* call boot_card( 0, 0 ) */ - r0 = 0; - r1 = 0; - p0.l = _boot_card; - p0.h = _boot_card; - - call (p0); - - HLT - p0.l = _exit; - p0.h = _exit; - P3 = P4; - jump (p0) /* Should not return. */ - -.global _bfin_null_isr -_bfin_null_isr: - rti; - -- cgit v1.2.3