diff --git a/libgloss/arc/emsk-uart-setup.c b/libgloss/arc/emsk-uart-setup.c new file mode 100644 index 000000000..b8e1ea859 --- /dev/null +++ b/libgloss/arc/emsk-uart-setup.c @@ -0,0 +1,33 @@ +/* + * emsk-uart-setup.c -- provide _setup_low_level() to initialize UART. + * + * Copyright (c) 2024 Synopsys Inc. + * + * The authors hereby grant permission to use, copy, modify, distribute, + * and license this software and its documentation for any purpose, provided + * that existing copyright notices are retained in all copies and that this + * notice is included verbatim in any distributions. No written agreement, + * license, or royalty fee is required for any of the authorized uses. + * Modifications to this software may be copyrighted by their authors + * and need not follow the licensing terms described here, provided that + * the new terms are clearly indicated on the first page of each file where + * they apply. + * + */ + +#include "uart-8250.h" + +/* Setup UART parameters. */ +int +_setup_low_level (void) +{ + const uint32_t aux_dmp_per = 0x20a; + void * const uart_base = (char *)__builtin_arc_lr(aux_dmp_per) + 0x00009000; + const int uart_aux_mapped = 0; + const uint32_t uart_clock = 50000000; + const uint32_t uart_baud = 115200; + + _uart_8250_setup (uart_base, uart_aux_mapped, uart_clock, uart_baud); + + return 0; +} diff --git a/libgloss/arc/emsk1_em4.ld b/libgloss/arc/emsk1_em4.ld new file mode 100644 index 000000000..416480587 --- /dev/null +++ b/libgloss/arc/emsk1_em4.ld @@ -0,0 +1,14 @@ +/* Memory map fo ARC EM Starter Kit v1 - EM4 */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 128K + DCCM : ORIGIN = 0x80000000, LENGTH = 64K +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", ICCM) +REGION_ALIAS("data", DCCM) +REGION_ALIAS("sdata", DCCM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk1_em4.specs b/libgloss/arc/emsk1_em4.specs new file mode 100644 index 000000000..06b991ed9 --- /dev/null +++ b/libgloss/arc/emsk1_em4.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk1_em4.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s diff --git a/libgloss/arc/emsk1_em6.ld b/libgloss/arc/emsk1_em6.ld new file mode 100644 index 000000000..ab620c0c1 --- /dev/null +++ b/libgloss/arc/emsk1_em6.ld @@ -0,0 +1,14 @@ +/* Memory map for ARC EM Starter Kit v1 - EM6GP */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 32K + DRAM : ORIGIN = 0x10000000, LENGTH = 128M +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", ICCM) +REGION_ALIAS("data", DRAM) +REGION_ALIAS("sdata", DRAM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk1_em6.specs b/libgloss/arc/emsk1_em6.specs new file mode 100644 index 000000000..51ce25e2b --- /dev/null +++ b/libgloss/arc/emsk1_em6.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk1_em6.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s diff --git a/libgloss/arc/emsk1_em6_ram.ld b/libgloss/arc/emsk1_em6_ram.ld new file mode 100644 index 000000000..5bc702b48 --- /dev/null +++ b/libgloss/arc/emsk1_em6_ram.ld @@ -0,0 +1,14 @@ +/* Memory map for ARC EM Starter Kit v1 - EM6GP */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 32K + DRAM : ORIGIN = 0x10000000, LENGTH = 128M +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", DRAM) +REGION_ALIAS("data", DRAM) +REGION_ALIAS("sdata", DRAM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk1_em6_ram.specs b/libgloss/arc/emsk1_em6_ram.specs new file mode 100644 index 000000000..b3543ce19 --- /dev/null +++ b/libgloss/arc/emsk1_em6_ram.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk1_em6_ram.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s diff --git a/libgloss/arc/emsk2.1_em5d.ld b/libgloss/arc/emsk2.1_em5d.ld new file mode 100644 index 000000000..57a4c4042 --- /dev/null +++ b/libgloss/arc/emsk2.1_em5d.ld @@ -0,0 +1,14 @@ +/* ARC EM Starter Kit v2.1 - EM5D */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 128K + DCCM : ORIGIN = 0x80000000, LENGTH = 256K +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", ICCM) +REGION_ALIAS("data", DCCM) +REGION_ALIAS("sdata", DCCM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk2.1_em5d.specs b/libgloss/arc/emsk2.1_em5d.specs new file mode 100644 index 000000000..e6f0f086b --- /dev/null +++ b/libgloss/arc/emsk2.1_em5d.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk2.1_em5d.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s diff --git a/libgloss/arc/emsk2.1_em7d.ld b/libgloss/arc/emsk2.1_em7d.ld new file mode 100644 index 000000000..0f4f3305d --- /dev/null +++ b/libgloss/arc/emsk2.1_em7d.ld @@ -0,0 +1,15 @@ +/* Memory map for ARC EM Starter Kit v2.1 - EM7D */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 32K + DRAM : ORIGIN = 0x10000000, LENGTH = 128M + DCCM : ORIGIN = 0x80000000, LENGTH = 32K +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", ICCM) +REGION_ALIAS("data", DRAM) +REGION_ALIAS("sdata", DRAM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk2.1_em7d.specs b/libgloss/arc/emsk2.1_em7d.specs new file mode 100644 index 000000000..1eeb8716d --- /dev/null +++ b/libgloss/arc/emsk2.1_em7d.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk2.1_em7d.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s diff --git a/libgloss/arc/emsk2.1_em7d_ram.ld b/libgloss/arc/emsk2.1_em7d_ram.ld new file mode 100644 index 000000000..931269cfc --- /dev/null +++ b/libgloss/arc/emsk2.1_em7d_ram.ld @@ -0,0 +1,15 @@ +/* Memory map for ARC EM Starter Kit v2.1 - EM7D */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 32K + DRAM : ORIGIN = 0x10000000, LENGTH = 128M + DCCM : ORIGIN = 0x80000000, LENGTH = 32K +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", DRAM) +REGION_ALIAS("data", DRAM) +REGION_ALIAS("sdata", DRAM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk2.1_em7d_ram.specs b/libgloss/arc/emsk2.1_em7d_ram.specs new file mode 100644 index 000000000..d4f1fd852 --- /dev/null +++ b/libgloss/arc/emsk2.1_em7d_ram.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk2.1_em7d_ram.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s diff --git a/libgloss/arc/emsk2.2_em11d.ld b/libgloss/arc/emsk2.2_em11d.ld new file mode 100644 index 000000000..551b0f443 --- /dev/null +++ b/libgloss/arc/emsk2.2_em11d.ld @@ -0,0 +1,15 @@ +/* Memory map for ARC EM Starter Kit v2.2 and 2.3 - EM11D */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 64K + DRAM : ORIGIN = 0x10000000, LENGTH = 128M + DCCM : ORIGIN = 0x80000000, LENGTH = 64K +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", ICCM) +REGION_ALIAS("data", DCCM) +REGION_ALIAS("sdata", DCCM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk2.2_em11d.specs b/libgloss/arc/emsk2.2_em11d.specs new file mode 100644 index 000000000..455e67434 --- /dev/null +++ b/libgloss/arc/emsk2.2_em11d.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk2.2_em11d.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s diff --git a/libgloss/arc/emsk2.2_em11d_ram.ld b/libgloss/arc/emsk2.2_em11d_ram.ld new file mode 100644 index 000000000..3e58e91f1 --- /dev/null +++ b/libgloss/arc/emsk2.2_em11d_ram.ld @@ -0,0 +1,15 @@ +/* Memory map for ARC EM Starter Kit v2.2 and 2.3 - EM11D */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 64K + DRAM : ORIGIN = 0x10000000, LENGTH = 128M + DCCM : ORIGIN = 0x80000000, LENGTH = 64K +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", DRAM) +REGION_ALIAS("data", DRAM) +REGION_ALIAS("sdata", DRAM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk2.2_em11d_ram.specs b/libgloss/arc/emsk2.2_em11d_ram.specs new file mode 100644 index 000000000..5a7c4aff2 --- /dev/null +++ b/libgloss/arc/emsk2.2_em11d_ram.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk2.2_em11d_ram.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s diff --git a/libgloss/arc/emsk2.2_em7d.ld b/libgloss/arc/emsk2.2_em7d.ld new file mode 100644 index 000000000..f7e0cf662 --- /dev/null +++ b/libgloss/arc/emsk2.2_em7d.ld @@ -0,0 +1,15 @@ +/* Memory map for ARC EM Starter Kit v2.2 and 2.3 - EM7D and EM9D */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 256K + DRAM : ORIGIN = 0x10000000, LENGTH = 128M + DCCM : ORIGIN = 0x80000000, LENGTH = 128K +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", ICCM) +REGION_ALIAS("data", DCCM) +REGION_ALIAS("sdata", DCCM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk2.2_em7d.specs b/libgloss/arc/emsk2.2_em7d.specs new file mode 100644 index 000000000..6b1217473 --- /dev/null +++ b/libgloss/arc/emsk2.2_em7d.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk2.2_em7d.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s diff --git a/libgloss/arc/emsk2.2_em7d_ram.ld b/libgloss/arc/emsk2.2_em7d_ram.ld new file mode 100644 index 000000000..3f6ec312a --- /dev/null +++ b/libgloss/arc/emsk2.2_em7d_ram.ld @@ -0,0 +1,15 @@ +/* Memory map for ARC EM Starter Kit v2.2 and 2.3 - EM7D and EM9D */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 256K + DRAM : ORIGIN = 0x10000000, LENGTH = 128M + DCCM : ORIGIN = 0x80000000, LENGTH = 128K +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", DRAM) +REGION_ALIAS("data", DRAM) +REGION_ALIAS("sdata", DRAM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk2.2_em7d_ram.specs b/libgloss/arc/emsk2.2_em7d_ram.specs new file mode 100644 index 000000000..66917d2fb --- /dev/null +++ b/libgloss/arc/emsk2.2_em7d_ram.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk2.2_em7d_ram.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s diff --git a/libgloss/arc/emsk2.2_em9d.ld b/libgloss/arc/emsk2.2_em9d.ld new file mode 100644 index 000000000..f7e0cf662 --- /dev/null +++ b/libgloss/arc/emsk2.2_em9d.ld @@ -0,0 +1,15 @@ +/* Memory map for ARC EM Starter Kit v2.2 and 2.3 - EM7D and EM9D */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 256K + DRAM : ORIGIN = 0x10000000, LENGTH = 128M + DCCM : ORIGIN = 0x80000000, LENGTH = 128K +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", ICCM) +REGION_ALIAS("data", DCCM) +REGION_ALIAS("sdata", DCCM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk2.2_em9d.specs b/libgloss/arc/emsk2.2_em9d.specs new file mode 100644 index 000000000..db8a4bcde --- /dev/null +++ b/libgloss/arc/emsk2.2_em9d.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk2.2_em9d.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s diff --git a/libgloss/arc/emsk2.2_em9d_ram.ld b/libgloss/arc/emsk2.2_em9d_ram.ld new file mode 100644 index 000000000..3f6ec312a --- /dev/null +++ b/libgloss/arc/emsk2.2_em9d_ram.ld @@ -0,0 +1,15 @@ +/* Memory map for ARC EM Starter Kit v2.2 and 2.3 - EM7D and EM9D */ + +MEMORY +{ + ICCM : ORIGIN = 0x00000000, LENGTH = 256K + DRAM : ORIGIN = 0x10000000, LENGTH = 128M + DCCM : ORIGIN = 0x80000000, LENGTH = 128K +} + +REGION_ALIAS("startup", ICCM) +REGION_ALIAS("text", DRAM) +REGION_ALIAS("data", DRAM) +REGION_ALIAS("sdata", DRAM) + +INCLUDE arcv2elf-common.ld diff --git a/libgloss/arc/emsk2.2_em9d_ram.specs b/libgloss/arc/emsk2.2_em9d_ram.specs new file mode 100644 index 000000000..a524453d5 --- /dev/null +++ b/libgloss/arc/emsk2.2_em9d_ram.specs @@ -0,0 +1,18 @@ +%rename link emsk_link +%rename link_gcc_c_sequence emsk_link_gcc_c_sequence +%rename startfile emsk_startfile + +*link: +%(emsk_link) -T emsk2.2_em9d_ram.ld%s + +*emsk_libgloss: +-luart_8250 -lemsk_uart + +*emsk_libc: +%{!specs=nano.specs:-lc} %{specs=nano.specs:-lc_nano} + +*link_gcc_c_sequence: +%(emsk_link_gcc_c_sequence) --start-group %G %(emsk_libc) %(emsk_libgloss) --end-group + +*startfile: +%(emsk_startfile) arc-main-helper%O%s