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Merge pull request #124 from enunes/avr

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avr: add support for AVR avr-libc toolchains
This commit is contained in:
Bryan Hundven 2015-07-20 15:22:50 -07:00
commit f9bb20c330
19 changed files with 748 additions and 5 deletions
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8
config/arch/avr.in Normal file
View File

@ -0,0 +1,8 @@
# AVR specific config options
## select ARCH_SUPPORTS_8
## select ARCH_DEFAULT_8
## select ARCH_REQUIRES_MULTILIB
##
## help The 8-bit AVR architecture, as defined by:
## help http://www.atmel.com/products/microcontrollers/avr

1
config/kernel/linux.in
View File

@ -1,5 +1,6 @@
# Linux kernel options
## depends on ! ARCH_avr
## select KERNEL_SUPPORTS_SHARED_LIBS
##
## help Build a toolchain targeting systems running Linux as a kernel.

51
config/libc/avr-libc.in Normal file
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@ -0,0 +1,51 @@
# avr-libc options
## depends on ARCH_avr
## depends on ! LINUX && ! WINDOWS && BARE_METAL
##
## select LIBC_SUPPORT_THREADS_NONE
##
## help The AVR Libc package provides a subset of the standard C library for
## help Atmel AVR 8-bit RISC microcontrollers. In addition, the library
## help provides the basic startup code needed by most applications.
choice
bool
prompt "avr-libc version"
# Don't remove next line
# CT_INSERT_VERSION_BELOW
config LIBC_AVR_LIBC_V_1_8_1
bool
prompt "1.8.1"
config LIBC_AVR_LIBC_V_1_8_0
bool
prompt "1.8.0"
config LIBC_AVR_LIBC_CUSTOM
bool
prompt "Custom avr-libc"
depends on EXPERIMENTAL
endchoice
if LIBC_AVR_LIBC_CUSTOM
config LIBC_AVR_LIBC_CUSTOM_LOCATION
string
prompt "Full path to custom avr-libc source"
default ""
help
Enter the path to the directory (or tarball) of your source for avr-libc,
or leave blank to use default CT_CUSTOM_LOCATION_ROOT_DIR/avr-libc
endif # LIBC_AVR_LIBC_CUSTOM
config LIBC_VERSION
string
# Don't remove next line
# CT_INSERT_VERSION_STRING_BELOW
default "1.8.1" if LIBC_AVR_LIBC_V_1_8_1
default "1.8.0" if LIBC_AVR_LIBC_V_1_8_0
default "custom" if LIBC_AVR_LIBC_CUSTOM

8
config/libc/avr-libc.in.2 Normal file
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@ -0,0 +1,8 @@
# avr-libc second-part options
config LIBC_AVR_LIBC_EXTRA_CONFIG_ARRAY
string
prompt "Extra config for avr-libc"
default ""
help
Extra flags to pass onto ./configure when configuring the avr-libc.

18
config/target.in
View File

@ -8,6 +8,7 @@ config ARCH
# Pre-declare target optimisation variables
config ARCH_SUPPORTS_BOTH_MMU
config ARCH_SUPPORTS_BOTH_ENDIAN
config ARCH_SUPPORTS_8
config ARCH_SUPPORTS_32
config ARCH_SUPPORTS_64
config ARCH_SUPPORTS_WITH_ARCH
@ -60,6 +61,10 @@ config ARCH_SUFFIX
comment "Generic target options"
#--------------------------------------
config ARCH_REQUIRES_MULTILIB
bool
select MULTILIB
config MULTILIB
bool
prompt "Build a multilib toolchain (READ HELP!!!)"
@ -133,12 +138,18 @@ config ARCH_ENDIAN
default "little" if ARCH_LE
#--------------------------------------
config ARCH_SUPPORTS_8
bool
config ARCH_SUPPORTS_32
bool
config ARCH_SUPPORTS_64
bool
config ARCH_DEFAULT_8
bool
config ARCH_DEFAULT_32
bool
@ -147,15 +158,22 @@ config ARCH_DEFAULT_64
config ARCH_BITNESS
int
default "8" if ARCH_8
default "32" if ARCH_32
default "64" if ARCH_64
choice
bool
prompt "Bitness:"
default ARCH_8 if ARCH_DEFAULT_8
default ARCH_32 if ARCH_DEFAULT_32
default ARCH_64 if ARCH_DEFAULT_64
config ARCH_8
bool
prompt "8-bit"
depends on ARCH_SUPPORTS_8
config ARCH_32
bool
prompt "32-bit"

1
config/toolchain.in
View File

@ -99,6 +99,7 @@ comment "Tuple completion and aliasing"
config TARGET_VENDOR
string
prompt "Tuple's vendor string"
depends on !LIBC_avr_libc
default "unknown"
help
Vendor part of the target tuple.

536
patches/binutils/2.25/avr/0001-AVR-only-support-C-for-AVR-memory-usage.patch Normal file
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@ -0,0 +1,536 @@
From 55e9a09c2249f3d5bbc09d718679365604436aac Mon Sep 17 00:00:00 2001
From: Erico Nunes <nunes.erico@gmail.com>
Date: Sat, 13 Jun 2015 00:53:25 -0300
Subject: [PATCH] AVR only; support -C for AVR memory usage
Source: http://git.makehackvoid.com/cgi-bin/gitweb.cgi?p=mhvavrtools.git;a=blob_plain;f=mhvavrtools/patches/binutils-001-avr-size.patch;h=e80d28eae46217551d996a2253256c97d10aa4b5;hb=refs/heads/master
Signed-off-by: Erico Nunes <nunes.erico@gmail.com>
---
binutils/size.c | 414 +++++++++++++++++++++++++++++++++++++++++++++++++++++---
1 file changed, 394 insertions(+), 20 deletions(-)
diff --git a/binutils/size.c b/binutils/size.c
index 0937de5..486ddde 100644
--- a/binutils/size.c
+++ b/binutils/size.c
@@ -36,10 +36,31 @@
#include "getopt.h"
#include "bucomm.h"
-#ifndef BSD_DEFAULT
-#define BSD_DEFAULT 1
+typedef enum
+{
+ format_sysv = 0,
+ format_bsd = 1,
+ format_avr = 2,
+} format_type_t;
+
+
+/* Set the default format. */
+#define FORMAT_DEFAULT_SYSV 0
+#define FORMAT_DEFAULT_BSD 1
+#define FORMAT_DEFAULT_AVR 0
+
+#if FORMAT_DEFAULT_SYSV
+ #define FORMAT_DEFAULT format_sysv
+ #define FORMAT_NAME "sysv"
+#elif FORMAT_DEFAULT_BSD
+ #define FORMAT_DEFAULT format_bsd
+ #define FORMAT_NAME "berkeley"
+#elif FORMAT_DEFAULT_AVR
+ #define FORMAT_DEFAULT format_avr
+ #define FORMAT_NAME "avr"
#endif
+
/* Program options. */
static enum
@@ -48,9 +69,8 @@ static enum
}
radix = decimal;
-/* 0 means use AT&T-style output. */
-static int berkeley_format = BSD_DEFAULT;
+format_type_t format = FORMAT_DEFAULT;
static int show_version = 0;
static int show_help = 0;
static int show_totals = 0;
@@ -64,6 +84,246 @@ static bfd_size_type total_textsize;
/* Program exit status. */
static int return_code = 0;
+
+/* AVR Size specific stuff */
+
+#define AVR64 64UL
+#define AVR128 128UL
+#define AVR256 256UL
+#define AVR512 512UL
+#define AVR1K 1024UL
+#define AVR2K 2048UL
+#define AVR4K 4096UL
+#define AVR8K 8192UL
+#define AVR16K 16384UL
+#define AVR20K 20480UL
+#define AVR24K 24576UL
+#define AVR32K 32768UL
+#define AVR36K 36864UL
+#define AVR40K 40960UL
+#define AVR64K 65536UL
+#define AVR68K 69632UL
+#define AVR128K 131072UL
+#define AVR136K 139264UL
+#define AVR200K 204800UL
+#define AVR256K 262144UL
+#define AVR264K 270336UL
+
+typedef struct
+{
+ char *name;
+ long flash;
+ long ram;
+ long eeprom;
+} avr_device_t;
+
+avr_device_t avr[] =
+{
+ {"atxmega256a3", AVR264K, AVR16K, AVR4K},
+ {"atxmega256a3b", AVR264K, AVR16K, AVR4K},
+ {"atxmega256d3", AVR264K, AVR16K, AVR4K},
+
+ {"atmega2560", AVR256K, AVR8K, AVR4K},
+ {"atmega2561", AVR256K, AVR8K, AVR4K},
+
+ {"atxmega192a3", AVR200K, AVR16K, AVR2K},
+ {"atxmega192d3", AVR200K, AVR16K, AVR2K},
+
+ {"atxmega128a1", AVR136K, AVR8K, AVR2K},
+ {"atxmega128a1u", AVR136K, AVR8K, AVR2K},
+ {"atxmega128a3", AVR136K, AVR8K, AVR2K},
+ {"atxmega128d3", AVR136K, AVR8K, AVR2K},
+
+ {"at43usb320", AVR128K, 608UL, 0UL},
+ {"at90can128", AVR128K, AVR4K, AVR4K},
+ {"at90usb1286", AVR128K, AVR8K, AVR4K},
+ {"at90usb1287", AVR128K, AVR8K, AVR4K},
+ {"atmega128", AVR128K, AVR4K, AVR4K},
+ {"atmega1280", AVR128K, AVR8K, AVR4K},
+ {"atmega1281", AVR128K, AVR8K, AVR4K},
+ {"atmega1284p", AVR128K, AVR16K, AVR4K},
+ {"atmega128rfa1", AVR128K, AVR16K, AVR4K},
+ {"atmega103", AVR128K, 4000UL, AVR4K},
+
+ {"atxmega64a1", AVR68K, AVR4K, AVR2K},
+ {"atxmega64a1u", AVR68K, AVR4K, AVR2K},
+ {"atxmega64a3", AVR68K, AVR4K, AVR2K},
+ {"atxmega64d3", AVR68K, AVR4K, AVR2K},
+
+ {"at90can64", AVR64K, AVR4K, AVR2K},
+ {"at90scr100", AVR64K, AVR4K, AVR2K},
+ {"at90usb646", AVR64K, AVR4K, AVR2K},
+ {"at90usb647", AVR64K, AVR4K, AVR2K},
+ {"atmega64", AVR64K, AVR4K, AVR2K},
+ {"atmega640", AVR64K, AVR8K, AVR4K},
+ {"atmega644", AVR64K, AVR4K, AVR2K},
+ {"atmega644a", AVR64K, AVR4K, AVR2K},
+ {"atmega644p", AVR64K, AVR4K, AVR2K},
+ {"atmega644pa", AVR64K, AVR4K, AVR2K},
+ {"atmega645", AVR64K, AVR4K, AVR2K},
+ {"atmega645a", AVR64K, AVR4K, AVR2K},
+ {"atmega645p", AVR64K, AVR4K, AVR2K},
+ {"atmega6450", AVR64K, AVR4K, AVR2K},
+ {"atmega6450a", AVR64K, AVR4K, AVR2K},
+ {"atmega6450p", AVR64K, AVR4K, AVR2K},
+ {"atmega649", AVR64K, AVR4K, AVR2K},
+ {"atmega649a", AVR64K, AVR4K, AVR2K},
+ {"atmega649p", AVR64K, AVR4K, AVR2K},
+ {"atmega6490", AVR64K, AVR4K, AVR2K},
+ {"atmega6490a", AVR64K, AVR4K, AVR2K},
+ {"atmega6490p", AVR64K, AVR4K, AVR2K},
+ {"atmega64c1", AVR64K, AVR4K, AVR2K},
+ {"atmega64hve", AVR64K, AVR4K, AVR1K},
+ {"atmega64m1", AVR64K, AVR4K, AVR2K},
+ {"m3000", AVR64K, AVR4K, 0UL},
+
+ {"atmega406", AVR40K, AVR2K, AVR512},
+
+ {"atxmega32a4", AVR36K, AVR4K, AVR1K},
+ {"atxmega32d4", AVR36K, AVR4K, AVR1K},
+
+ {"at90can32", AVR32K, AVR2K, AVR1K},
+ {"at94k", AVR32K, AVR4K, 0UL},
+ {"atmega32", AVR32K, AVR2K, AVR1K},
+ {"atmega323", AVR32K, AVR2K, AVR1K},
+ {"atmega324a", AVR32K, AVR2K, AVR1K},
+ {"atmega324p", AVR32K, AVR2K, AVR1K},
+ {"atmega324pa", AVR32K, AVR2K, AVR1K},
+ {"atmega325", AVR32K, AVR2K, AVR1K},
+ {"atmega325a", AVR32K, AVR2K, AVR1K},
+ {"atmega325p", AVR32K, AVR2K, AVR1K},
+ {"atmega3250", AVR32K, AVR2K, AVR1K},
+ {"atmega3250a", AVR32K, AVR2K, AVR1K},
+ {"atmega3250p", AVR32K, AVR2K, AVR1K},
+ {"atmega328", AVR32K, AVR2K, AVR1K},
+ {"atmega328p", AVR32K, AVR2K, AVR1K},
+ {"atmega329", AVR32K, AVR2K, AVR1K},
+ {"atmega329a", AVR32K, AVR2K, AVR1K},
+ {"atmega329p", AVR32K, AVR2K, AVR1K},
+ {"atmega329pa", AVR32K, AVR2K, AVR1K},
+ {"atmega3290", AVR32K, AVR2K, AVR1K},
+ {"atmega3290a", AVR32K, AVR2K, AVR1K},
+ {"atmega3290p", AVR32K, AVR2K, AVR1K},
+ {"atmega32hvb", AVR32K, AVR2K, AVR1K},
+ {"atmega32c1", AVR32K, AVR2K, AVR1K},
+ {"atmega32hvb", AVR32K, AVR2K, AVR1K},
+ {"atmega32m1", AVR32K, AVR2K, AVR1K},
+ {"atmega32u2", AVR32K, AVR1K, AVR1K},
+ {"atmega32u4", AVR32K, 2560UL, AVR1K},
+ {"atmega32u6", AVR32K, 2560UL, AVR1K},
+
+ {"at43usb355", AVR24K, 1120UL, 0UL},
+
+ {"atxmega16a4", AVR20K, AVR2K, AVR1K},
+ {"atxmega16d4", AVR20K, AVR2K, AVR1K},
+
+ {"at76c711", AVR16K, AVR2K, 0UL},
+ {"at90pwm216", AVR16K, AVR1K, AVR512},
+ {"at90pwm316", AVR16K, AVR1K, AVR512},
+ {"at90usb162", AVR16K, AVR512, AVR512},
+ {"atmega16", AVR16K, AVR1K, AVR512},
+ {"atmega16a", AVR16K, AVR1K, AVR512},
+ {"atmega161", AVR16K, AVR1K, AVR512},
+ {"atmega162", AVR16K, AVR1K, AVR512},
+ {"atmega163", AVR16K, AVR1K, AVR512},
+ {"atmega164", AVR16K, AVR1K, AVR512},
+ {"atmega164a", AVR16K, AVR1K, AVR512},
+ {"atmega164p", AVR16K, AVR1K, AVR512},
+ {"atmega165a", AVR16K, AVR1K, AVR512},
+ {"atmega165", AVR16K, AVR1K, AVR512},
+ {"atmega165p", AVR16K, AVR1K, AVR512},
+ {"atmega168", AVR16K, AVR1K, AVR512},
+ {"atmega168a", AVR16K, AVR1K, AVR512},
+ {"atmega168p", AVR16K, AVR1K, AVR512},
+ {"atmega169", AVR16K, AVR1K, AVR512},
+ {"atmega169a", AVR16K, AVR1K, AVR512},
+ {"atmega169p", AVR16K, AVR1K, AVR512},
+ {"atmega169pa", AVR16K, AVR1K, AVR512},
+ {"atmega16hva", AVR16K, 768UL, AVR256},
+ {"atmega16hva2", AVR16K, AVR1K, AVR256},
+ {"atmega16hvb", AVR16K, AVR1K, AVR512},
+ {"atmega16m1", AVR16K, AVR1K, AVR512},
+ {"atmega16u2", AVR16K, AVR512, AVR512},
+ {"atmega16u4", AVR16K, 1280UL, AVR512},
+ {"attiny167", AVR16K, AVR512, AVR512},
+
+ {"at90c8534", AVR8K, 352UL, AVR512},
+ {"at90pwm1", AVR8K, AVR512, AVR512},
+ {"at90pwm2", AVR8K, AVR512, AVR512},
+ {"at90pwm2b", AVR8K, AVR512, AVR512},
+ {"at90pwm3", AVR8K, AVR512, AVR512},
+ {"at90pwm3b", AVR8K, AVR512, AVR512},
+ {"at90pwm81", AVR8K, AVR256, AVR512},
+ {"at90s8515", AVR8K, AVR512, AVR512},
+ {"at90s8535", AVR8K, AVR512, AVR512},
+ {"at90usb82", AVR8K, AVR512, AVR512},
+ {"ata6289", AVR8K, AVR512, 320UL},
+ {"atmega8", AVR8K, AVR1K, AVR512},
+ {"atmega8515", AVR8K, AVR512, AVR512},
+ {"atmega8535", AVR8K, AVR512, AVR512},
+ {"atmega88", AVR8K, AVR1K, AVR512},
+ {"atmega88a", AVR8K, AVR1K, AVR512},
+ {"atmega88p", AVR8K, AVR1K, AVR512},
+ {"atmega88pa", AVR8K, AVR1K, AVR512},
+ {"atmega8hva", AVR8K, 768UL, AVR256},
+ {"atmega8u2", AVR8K, AVR512, AVR512},
+ {"attiny84", AVR8K, AVR512, AVR512},
+ {"attiny84a", AVR8K, AVR512, AVR512},
+ {"attiny85", AVR8K, AVR512, AVR512},
+ {"attiny861", AVR8K, AVR512, AVR512},
+ {"attiny861a", AVR8K, AVR512, AVR512},
+ {"attiny87", AVR8K, AVR512, AVR512},
+ {"attiny88", AVR8K, AVR512, AVR64},
+
+ {"at90s4414", AVR4K, 352UL, AVR256},
+ {"at90s4433", AVR4K, AVR128, AVR256},
+ {"at90s4434", AVR4K, 352UL, AVR256},
+ {"atmega48", AVR4K, AVR512, AVR256},
+ {"atmega48a", AVR4K, AVR512, AVR256},
+ {"atmega48p", AVR4K, AVR512, AVR256},
+ {"attiny4313", AVR4K, AVR256, AVR256},
+ {"attiny43u", AVR4K, AVR256, AVR64},
+ {"attiny44", AVR4K, AVR256, AVR256},
+ {"attiny44a", AVR4K, AVR256, AVR256},
+ {"attiny45", AVR4K, AVR256, AVR256},
+ {"attiny461", AVR4K, AVR256, AVR256},
+ {"attiny461a", AVR4K, AVR256, AVR256},
+ {"attiny48", AVR4K, AVR256, AVR64},
+
+ {"at86rf401", AVR2K, 224UL, AVR128},
+ {"at90s2313", AVR2K, AVR128, AVR128},
+ {"at90s2323", AVR2K, AVR128, AVR128},
+ {"at90s2333", AVR2K, 224UL, AVR128},
+ {"at90s2343", AVR2K, AVR128, AVR128},
+ {"attiny20", AVR2K, AVR128, 0UL},
+ {"attiny22", AVR2K, 224UL, AVR128},
+ {"attiny2313", AVR2K, AVR128, AVR128},
+ {"attiny2313a", AVR2K, AVR128, AVR128},
+ {"attiny24", AVR2K, AVR128, AVR128},
+ {"attiny24a", AVR2K, AVR128, AVR128},
+ {"attiny25", AVR2K, AVR128, AVR128},
+ {"attiny26", AVR2K, AVR128, AVR128},
+ {"attiny261", AVR2K, AVR128, AVR128},
+ {"attiny261a", AVR2K, AVR128, AVR128},
+ {"attiny28", AVR2K, 0UL, 0UL},
+ {"attiny40", AVR2K, AVR256, 0UL},
+
+ {"at90s1200", AVR1K, 0UL, AVR64},
+ {"attiny9", AVR1K, 32UL, 0UL},
+ {"attiny10", AVR1K, 32UL, 0UL},
+ {"attiny11", AVR1K, 0UL, AVR64},
+ {"attiny12", AVR1K, 0UL, AVR64},
+ {"attiny13", AVR1K, AVR64, AVR64},
+ {"attiny13a", AVR1K, AVR64, AVR64},
+ {"attiny15", AVR1K, 0UL, AVR64},
+
+ {"attiny4", AVR512, 32UL, 0UL},
+ {"attiny5", AVR512, 32UL, 0UL},
+};
+
+static char *avrmcu = NULL;
+
+
static char *target = NULL;
/* Forward declarations. */
@@ -79,7 +339,8 @@ usage (FILE *stream, int status)
fprintf (stream, _(" Displays the sizes of sections inside binary files\n"));
fprintf (stream, _(" If no input file(s) are specified, a.out is assumed\n"));
fprintf (stream, _(" The options are:\n\
- -A|-B --format={sysv|berkeley} Select output style (default is %s)\n\
+ -A|-B|-C --format={sysv|berkeley|avr} Select output style (default is %s)\n\
+ --mcu=<avrmcu> MCU name for AVR format only\n\
-o|-d|-x --radix={8|10|16} Display numbers in octal, decimal or hex\n\
-t --totals Display the total sizes (Berkeley only)\n\
--common Display total size for *COM* syms\n\
@@ -88,11 +349,7 @@ usage (FILE *stream, int status)
-h --help Display this information\n\
-v --version Display the program's version\n\
\n"),
-#if BSD_DEFAULT
- "berkeley"
-#else
- "sysv"
-#endif
+FORMAT_NAME
);
list_supported_targets (program_name, stream);
if (REPORT_BUGS_TO[0] && status == 0)
@@ -103,6 +360,7 @@ usage (FILE *stream, int status)
#define OPTION_FORMAT (200)
#define OPTION_RADIX (OPTION_FORMAT + 1)
#define OPTION_TARGET (OPTION_RADIX + 1)
+#define OPTION_MCU (OPTION_TARGET + 1)
static struct option long_options[] =
{
@@ -110,6 +368,7 @@ static struct option long_options[] =
{"format", required_argument, 0, OPTION_FORMAT},
{"radix", required_argument, 0, OPTION_RADIX},
{"target", required_argument, 0, OPTION_TARGET},
+ {"mcu", required_argument, 0, 203},
{"totals", no_argument, &show_totals, 1},
{"version", no_argument, &show_version, 1},
{"help", no_argument, &show_help, 1},
@@ -141,7 +400,7 @@ main (int argc, char **argv)
bfd_init ();
set_default_bfd_target ();
- while ((c = getopt_long (argc, argv, "ABHhVvdfotx", long_options,
+ while ((c = getopt_long (argc, argv, "ABCHhVvdfotx", long_options,
(int *) 0)) != EOF)
switch (c)
{
@@ -150,11 +409,15 @@ main (int argc, char **argv)
{
case 'B':
case 'b':
- berkeley_format = 1;
+ format = format_bsd;
break;
case 'S':
case 's':
- berkeley_format = 0;
+ format = format_sysv;
+ break;
+ case 'A':
+ case 'a':
+ format = format_avr;
break;
default:
non_fatal (_("invalid argument to --format: %s"), optarg);
@@ -162,6 +425,10 @@ main (int argc, char **argv)
}
break;
+ case OPTION_MCU:
+ avrmcu = optarg;
+ break;
+
case OPTION_TARGET:
target = optarg;
break;
@@ -190,11 +457,14 @@ main (int argc, char **argv)
break;
case 'A':
- berkeley_format = 0;
+ format = format_sysv;
break;
case 'B':
- berkeley_format = 1;
+ format = format_bsd;
break;
+ case 'C':
+ format = format_avr;
+ break;
case 'v':
case 'V':
show_version = 1;
@@ -240,7 +510,7 @@ main (int argc, char **argv)
for (; optind < argc;)
display_file (argv[optind++]);
- if (show_totals && berkeley_format)
+ if (show_totals && format == format_bsd)
{
bfd_size_type total = total_textsize + total_datasize + total_bsssize;
@@ -599,13 +869,117 @@ print_sysv_format (bfd *file)
printf ("\n\n");
}
+
+static avr_device_t *
+avr_find_device (void)
+{
+ unsigned int i;
+ if (avrmcu != NULL)
+ {
+ for (i = 0; i < sizeof(avr) / sizeof(avr[0]); i++)
+ {
+ if (strcmp(avr[i].name, avrmcu) == 0)
+ {
+ /* Match found */
+ return (&avr[i]);
+ }
+ }
+ }
+ return (NULL);
+}
+
+
+
+static void
+print_avr_format (bfd *file)
+{
+ char *avr_name = "Unknown";
+ int flashmax = 0;
+ int rammax = 0;
+ int eeprommax = 0;
+ asection *section;
+ bfd_size_type my_datasize = 0;
+ bfd_size_type my_textsize = 0;
+ bfd_size_type my_bsssize = 0;
+ bfd_size_type bootloadersize = 0;
+ bfd_size_type noinitsize = 0;
+ bfd_size_type eepromsize = 0;
+
+ avr_device_t *avrdevice = avr_find_device();
+ if (avrdevice != NULL)
+ {
+ avr_name = avrdevice->name;
+ flashmax = avrdevice->flash;
+ rammax = avrdevice->ram;
+ eeprommax = avrdevice->eeprom;
+ }
+
+ if ((section = bfd_get_section_by_name (file, ".data")) != NULL)
+ my_datasize = bfd_section_size (file, section);
+ if ((section = bfd_get_section_by_name (file, ".text")) != NULL)
+ my_textsize = bfd_section_size (file, section);
+ if ((section = bfd_get_section_by_name (file, ".bss")) != NULL)
+ my_bsssize = bfd_section_size (file, section);
+ if ((section = bfd_get_section_by_name (file, ".bootloader")) != NULL)
+ bootloadersize = bfd_section_size (file, section);
+ if ((section = bfd_get_section_by_name (file, ".noinit")) != NULL)
+ noinitsize = bfd_section_size (file, section);
+ if ((section = bfd_get_section_by_name (file, ".eeprom")) != NULL)
+ eepromsize = bfd_section_size (file, section);
+
+ bfd_size_type text = my_textsize + my_datasize + bootloadersize;
+ bfd_size_type data = my_datasize + my_bsssize + noinitsize;
+ bfd_size_type eeprom = eepromsize;
+
+ printf ("AVR Memory Usage\n"
+ "----------------\n"
+ "Device: %s\n\n", avr_name);
+
+ /* Text size */
+ printf ("Program:%8ld bytes", text);
+ if (flashmax > 0)
+ {
+ printf (" (%2.1f%% Full)", ((float)text / flashmax) * 100);
+ }
+ printf ("\n(.text + .data + .bootloader)\n\n");
+
+ /* Data size */
+ printf ("Data: %8ld bytes", data);
+ if (rammax > 0)
+ {
+ printf (" (%2.1f%% Full)", ((float)data / rammax) * 100);
+ }
+ printf ("\n(.data + .bss + .noinit)\n\n");
+
+ /* EEPROM size */
+ if (eeprom > 0)
+ {
+ printf ("EEPROM: %8ld bytes", eeprom);
+ if (eeprommax > 0)
+ {
+ printf (" (%2.1f%% Full)", ((float)eeprom / eeprommax) * 100);
+ }
+ printf ("\n(.eeprom)\n\n");
+ }
+}
+
+
static void
print_sizes (bfd *file)
{
if (show_common)
calculate_common_size (file);
- if (berkeley_format)
- print_berkeley_format (file);
- else
- print_sysv_format (file);
+ switch (format)
+ {
+ case format_sysv:
+ print_sysv_format (file);
+ break;
+ case format_bsd:
+ print_berkeley_format (file);
+ break;
+ case format_avr:
+ default:
+ print_avr_format (file);
+ break;
+ }
}
--
2.4.1

5
samples/avr/crosstool.config Normal file
View File

@ -0,0 +1,5 @@
CT_ARCH_avr=y
CT_CC_GCC_V_4_9_2=y
CT_CC_LANG_CXX=y
CT_DEBUG_gdb=y
CT_ISL_V_0_12_2=y

3
samples/avr/reported.by Normal file
View File

@ -0,0 +1,3 @@
reporter_name="Erico Nunes"
reporter_url="https://github.com/enunes"
reporter_comment="EXPERIMENTAL AVR 8-bit toolchain"

5
scripts/build/arch/avr.sh Normal file
View File

@ -0,0 +1,5 @@
# Compute AVR-specific values
CT_DoArchTupleValues() {
CT_TARGET_ARCH="${CT_ARCH}"
}

71
scripts/build/libc/avr-libc.sh Normal file
View File

@ -0,0 +1,71 @@
# This file adds functions to build the avr-libc C library
do_libc_get() {
local libc_src
libc_src="http://download.savannah.gnu.org/releases/avr-libc"
if [ "${CT_LIBC_AVR_LIBC_CUSTOM}" = "y" ]; then
CT_GetCustom "avr-libc" "${CT_LIBC_VERSION}" \
"${CT_LIBC_AVR_LIBC_CUSTOM_LOCATION}"
else # ! custom location
CT_GetFile "avr-libc-${CT_LIBC_VERSION}" "${libc_src}"
fi # ! custom location
}
do_libc_extract() {
# If using custom directory location, nothing to do.
if [ "${CT_LIBC_AVR_LIBC_CUSTOM}" = "y" ]; then
# Abort if the custom directory is not found.
if ! [ -d "${CT_SRC_DIR}/avr-libc-${CT_LIBC_VERSION}" ]; then
CT_Abort "Directory not found: ${CT_SRC_DIR}/avr-libc-${CT_LIBC_VERSION}"
fi
return 0
fi
CT_Extract "avr-libc-${CT_LIBC_VERSION}"
CT_Patch "avr-libc" "${CT_LIBC_VERSION}"
}
do_libc_check_config() {
:
}
do_libc_configure() {
CT_DoLog EXTRA "Configuring C library"
CT_DoExecLog CFG \
./configure \
--build=${CT_BUILD} \
--host=${CT_TARGET} \
--prefix=${CT_PREFIX_DIR} \
"${CT_LIBC_AVR_LIBC_EXTRA_CONFIG_ARRAY[@]}"
}
do_libc_start_files() {
:
}
do_libc() {
:
}
do_libc_post_cc() {
CT_DoStep INFO "Installing C library"
CT_DoLog EXTRA "Copying sources to build directory"
CT_DoExecLog ALL cp -av "${CT_SRC_DIR}/avr-libc-${CT_LIBC_VERSION}" \
"${CT_BUILD_DIR}/build-libc-post-cc"
cd "${CT_BUILD_DIR}/build-libc-post-cc"
do_libc_configure
CT_DoLog EXTRA "Building C library"
CT_DoExecLog ALL make ${JOBSFLAGS}
CT_DoLog EXTRA "Installing C library"
CT_DoExecLog ALL make install
CT_EndStep
}

4
scripts/build/libc/glibc.sh
View File

@ -665,3 +665,7 @@ do_libc_locales() {
install_root="${CT_SYSROOT_DIR}" \
localedata/install-locales
}
do_libc_post_cc() {
:
}

4
scripts/build/libc/mingw.sh
View File

@ -112,3 +112,7 @@ do_libc() {
CT_EndStep
}
do_libc_post_cc() {
:
}

4
scripts/build/libc/musl.sh
View File

@ -113,3 +113,7 @@ do_libc() {
CT_EndStep
}
do_libc_post_cc() {
:
}

4
scripts/build/libc/newlib.sh
View File

@ -149,3 +149,7 @@ do_libc() {
CT_EndStep
}
do_libc_post_cc() {
:
}

4
scripts/build/libc/none.sh
View File

@ -21,3 +21,7 @@ do_libc_start_files() {
do_libc() {
:
}
do_libc_post_cc() {
:
}

4
scripts/build/libc/uClibc.sh
View File

@ -554,3 +554,7 @@ mungeuClibcConfig() {
sed -r -f "${munge_file}" "${src_config_file}" >"${dst_config_file}"
}
do_libc_post_cc() {
:
}

21
scripts/functions
View File

@ -1101,13 +1101,14 @@ CT_Patch() {
CT_DoLog EXTRA "Patching '${pkgdir}'"
bundled_patch_dir="${CT_LIB_DIR}/patches/${pkgname}/${version}"
bundled_patch_arch_dir="${bundled_patch_dir}/${CT_ARCH}"
local_patch_dir="${CT_LOCAL_PATCH_DIR}/${pkgname}/${version}"
case "${CT_PATCH_ORDER}" in
bundled) patch_dirs=("${bundled_patch_dir}");;
bundled) patch_dirs=("${bundled_patch_dir}" "${bundled_patch_arch_dir}");;
local) patch_dirs=("${local_patch_dir}");;
bundled,local) patch_dirs=("${bundled_patch_dir}" "${local_patch_dir}");;
local,bundled) patch_dirs=("${local_patch_dir}" "${bundled_patch_dir}");;
bundled,local) patch_dirs=("${bundled_patch_dir}" "${bundled_patch_arch_dir}" "${local_patch_dir}");;
local,bundled) patch_dirs=("${local_patch_dir}" "${bundled_patch_dir}" "${bundled_patch_arch_dir}");;
none) patch_dirs=;;
esac
@ -1131,7 +1132,9 @@ CT_Patch() {
eval ${cfg}="${CT_LIB_DIR}/scripts/${cfg/_/.}"
[ -e "${CT_TOP_DIR}/scripts/${cfg/_/.}" ] && eval ${cfg}="${CT_TOP_DIR}/scripts/${cfg/_/.}"
# Can't use CT_DoExecLog because of the '{} \;' to be passed un-mangled to find
find . -type f -name "${cfg/_/.}" -exec cp -v "${!cfg}" {} \; |CT_DoLog ALL
find . -type f -name "${cfg/_/.}" \
-exec chmod -v u+w {} \; \
-exec cp -v "${!cfg}" {} \; |CT_DoLog ALL
done
fi
@ -1206,6 +1209,11 @@ CT_DoBuildTargetTuple() {
*glibc) CT_TARGET_SYS=gnu;;
uClibc) CT_TARGET_SYS=uclibc;;
musl) CT_TARGET_SYS=musl;;
avr-libc)
# avr-libc only seems to work with the non-canonical "avr" target.
CT_TARGET_SKIP_CONFIG_SUB=y
CT_TARGET_SYS= # CT_TARGET_SYS must be empty too
;;
*) CT_TARGET_SYS=elf;;
esac
@ -1259,7 +1267,10 @@ CT_DoBuildTargetTuple() {
esac
# Canonicalise it
CT_TARGET=$(CT_DoConfigSub "${CT_TARGET}")
if [ "${CT_TARGET_SKIP_CONFIG_SUB}" != "y" ]; then
CT_TARGET=$(CT_DoConfigSub "${CT_TARGET}")
fi
# Prepare the target CFLAGS
CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ENDIAN_CFLAG}"
CT_ARCH_TARGET_CFLAGS="${CT_ARCH_TARGET_CFLAGS} ${CT_ARCH_ARCH_CFLAG}"

1
steps.mk
View File

@ -30,6 +30,7 @@ CT_STEPS := libc_check_config \
libc \
cc_for_build \
cc_for_host \
libc_post_cc \
libelf_for_target \
binutils_for_target \
debug \