Mercurial > ecos
changeset 3092:cce20af75360
* cdl/ram_micron_cellularram.cdl
* include/ram_micron_cellularram.h
* src/ram_micron_cellularram.c:
New package -- Micron CellularRam [Bugzilla 1001450]
| author | vae |
|---|---|
| date | Wed, 22 Feb 2012 21:39:41 +0000 |
| parents | 48bcbd47e3f4 |
| children | 131d5a5224e5 |
| files | packages/hal/misc/ram/micron/cellularram/current/ChangeLog packages/hal/misc/ram/micron/cellularram/current/cdl/ram_micron_cellularram.cdl packages/hal/misc/ram/micron/cellularram/current/include/ram_micron_cellularram.h packages/hal/misc/ram/micron/cellularram/current/src/ram_micron_cellularram.c |
| diffstat | 4 files changed, 468 insertions(+), 0 deletions(-) [+] |
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new file mode 100644 --- /dev/null +++ b/packages/hal/misc/ram/micron/cellularram/current/ChangeLog @@ -0,0 +1,31 @@ +2012-01-06 Ilija Kocho <ilijak@siva.com.mk> + + * cdl/ram_micron_cellularram.cdl + * include/ram_micron_cellularram.h + * src/ram_micron_cellularram.c: + New package -- Micron CellularRam [Bugzilla 1001450] + + +//=========================================================================== +// ####GPLCOPYRIGHTBEGIN#### +// ------------------------------------------- +// This file is part of eCos, the Embedded Configurable Operating System. +// Copyright (C) 2012 Free Software Foundation, Inc. +// +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; either version 2 or (at your option) any +// later version. +// +// This program is distributed in the hope that it will be useful, but +// WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the +// Free Software Foundation, Inc., 51 Franklin Street, +// Fifth Floor, Boston, MA 02110-1301, USA. +// ------------------------------------------- +// ####GPLCOPYRIGHTEND#### +//===========================================================================
new file mode 100644 --- /dev/null +++ b/packages/hal/misc/ram/micron/cellularram/current/cdl/ram_micron_cellularram.cdl @@ -0,0 +1,277 @@ +# ==================================================================== +# +# ram_micron_cellularram.cdl +# +# RAM memory - Hardware support for Micron Cellularram +# +# ==================================================================== +## ####ECOSGPLCOPYRIGHTBEGIN#### +## ------------------------------------------- +## This file is part of eCos, the Embedded Configurable Operating System. +## Copyright (C) 2011 Free Software Foundation, Inc. +## +## eCos is free software; you can redistribute it and/or modify it under +## the terms of the GNU General Public License as published by the Free +## Software Foundation; either version 2 or (at your option) any later +## version. +## +## eCos is distributed in the hope that it will be useful, but WITHOUT +## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +## for more details. +## +## You should have received a copy of the GNU General Public License +## along with eCos; if not, write to the Free Software Foundation, Inc., +## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +## +## As a special exception, if other files instantiate templates or use +## macros or inline functions from this file, or you compile this file +## and link it with other works to produce a work based on this file, +## this file does not by itself cause the resulting work to be covered by +## the GNU General Public License. However the source code for this file +## must still be made available in accordance with section (3) of the GNU +## General Public License v2. +## +## This exception does not invalidate any other reasons why a work based +## on this file might be covered by the GNU General Public License. +## ------------------------------------------- +## ####ECOSGPLCOPYRIGHTEND#### +# ==================================================================== +######DESCRIPTIONBEGIN#### +# +# Author(s): ilijak +# Contributors: +# Date: 2011-10-05 +# +#####DESCRIPTIONEND#### +# +# ==================================================================== + +cdl_package CYGPKG_DEVS_RAM_MICRON_CELLULARRAM { + display "Micron CellularRam 1.5 support" + + parent CYGPKG_HAL_EXTRN_MEMORY + active_if CYGPKG_HAL_EXTRN_MEMORY + + include_dir cyg/devs + compile -library=libextras.a ram_micron_cellularram.c + + description " + RAM memory device support for Micron CellularRam 1.5 + Micron CellularRam supports Asynchronous and Sybchronous/Burst bus + modes." + + define_proc { + puts $::cdl_header "#include <pkgconf/system.h>"; + } + + cdl_interface CYGINT_DEVS_RAM0_MICRON_CELLULAR { + } + + cdl_component CYGHWR_DEVS_RAM0_MICRON_CELLULAR { + display "Micron Cellular Ram 1.5 chip 0" + flavor bool + default_value CYGINT_DEVS_RAM0_MICRON_CELLULAR + no_define + + active_if CYGINT_DEVS_RAM0_MICRON_CELLULAR + + cdl_option CYGHWR_RAM0_MICRON_CELLULAR_SIZE { + display "RAM size \[Bytes\]" + flavor data + default_value 0x01000000 + } + cdl_component CYGHWR_RAM0_MICRON_BCR_SETTO { + display "Bus Configuration Register" + flavor data + + calculated { + 0x0 + + ((CYGHWR_RAM0_MICRON_BCR_ASYNC == "ASYNC" ? 1 : 0) << 15) + + ((CYGHWR_RAM0_MICRON_BCR_IL == "VARIABLE" ? 0 : 1) << 14) + + ((CYGHWR_RAM0_MICRON_BCR_LC & 0x7) << 11) + + ((CYGHWR_RAM0_MICRON_BCR_WP == "HIGH" ? 1 : 0) << 10) + + ((CYGHWR_RAM0_MICRON_BCR_WC == "1" ? 1 : 0) << 8) + + + ((CYGHWR_RAM0_MICRON_BCR_DS == "FULL" ? 0 : + CYGHWR_RAM0_MICRON_BCR_DS == "1/2" ? 1 : 2) << 4) + + + ((CYGHWR_RAM0_MICRON_BCR_BW == "NOWRAP" ? 1 : 0) << 3) + + + (CYGHWR_RAM0_MICRON_BCR_BL == 4 ? 1 : + CYGHWR_RAM0_MICRON_BCR_BL == 8 ? 2 : + CYGHWR_RAM0_MICRON_BCR_BL == 16 ? 3 : + CYGHWR_RAM0_MICRON_BCR_BL == 32 ? 4 : 7) + } + + cdl_option CYGHWR_RAM0_MICRON_BCR_ASYNC { + display "Asynchronous/Synchronous mode" + flavor data + no_define + default_value { "SYNC" } + legal_values { "SYNC" "ASYNC" } + } + + cdl_option CYGHWR_RAM0_MICRON_BCR_IL { + display "Initial latency" + flavor data + no_define + default_value { "FIXED" } + legal_values { "VARIABLE" "FIXED" } + } + + cdl_option CYGHWR_RAM0_MICRON_BCR_LC { + display "Latency code" + flavor data + no_define + default_value 2 + legal_values { 2 3 4 5 6 8 } + } + + cdl_option CYGHWR_RAM0_MICRON_BCR_WP { + display "Active WAIT polarity" + flavor data + no_define + default_value { "LOW" } + legal_values { "HIGH" "LOW" } + } + + cdl_option CYGHWR_RAM0_MICRON_BCR_WC { + display "WAIT configuration" + flavor data + no_define + default_value 1 + legal_values { 0 1 } + } + + cdl_option CYGHWR_RAM0_MICRON_BCR_DS { + display "Drive strength" + flavor data + no_define + default_value { "FULL" } + legal_values { "FULL" "1/2" "1/4" } + } + + cdl_option CYGHWR_RAM0_MICRON_BCR_BW { + display "Burst wrap" + flavor data + no_define + default_value { "NOWRAP" } + legal_values { "WRAP" "NOWRAP" } + } + + cdl_option CYGHWR_RAM0_MICRON_BCR_BL { + display "Burst length" + flavor data + no_define + default_value { "PERMANENT" } + legal_values { 4 8 16 32 "PERMANENT" } + } + } + } + + cdl_interface CYGINT_DEVS_RAM1_MICRON_CELLULAR { + } + + cdl_component CYGHWR_DEVS_RAM1_MICRON_CELLULAR { + display "Micron Cellular Ram 1.5 chip 1" + flavor bool + default_value CYGINT_DEVS_RAM1_MICRON_CELLULAR + no_define + + active_if CYGINT_DEVS_RAM1_MICRON_CELLULAR + + cdl_option CYGHWR_RAM1_MICRON_CELLULAR_SIZE { + display "RAM size \[Bytes\]" + flavor data + default_value 0x00100000 + } + cdl_component CYGHWR_RAM1_MICRON_BCR_SETTO { + display "Bus Configuration Register" + flavor data + + calculated { + 0x0 + + ((CYGHWR_RAM1_MICRON_BCR_ASYNC == "ASYNC" ? 1 : 0) << 15) + + ((CYGHWR_RAM1_MICRON_BCR_IL == "VARIABLE" ? 0 : 1) << 14) + + ((CYGHWR_RAM1_MICRON_BCR_LC & 0x7) << 11) + + ((CYGHWR_RAM1_MICRON_BCR_WP == "HIGH" ? 1 : 0) << 10) + + ((CYGHWR_RAM1_MICRON_BCR_WC == "1" ? 1 : 0) << 8) + + + ((CYGHWR_RAM1_MICRON_BCR_DS == "FULL" ? 0 : + CYGHWR_RAM1_MICRON_BCR_DS == "1/2" ? 1 : 2) << 4) + + + ((CYGHWR_RAM1_MICRON_BCR_BW == "NOWRAP" ? 1 : 0) << 3) + + + (CYGHWR_RAM1_MICRON_BCR_BL == 4 ? 1 : + CYGHWR_RAM1_MICRON_BCR_BL == 8 ? 2 : + CYGHWR_RAM1_MICRON_BCR_BL == 16 ? 3 : + CYGHWR_RAM1_MICRON_BCR_BL == 32 ? 4 : 7) + } + + cdl_option CYGHWR_RAM1_MICRON_BCR_ASYNC { + display "Asynchronous/Synchronous mode" + flavor data + no_define + default_value { "SYNC" } + legal_values { "SYNC" "ASYNC" } + } + + cdl_option CYGHWR_RAM1_MICRON_BCR_IL { + display "Initial latency" + flavor data + no_define + default_value { "FIXED" } + legal_values { "VARIABLE" "FIXED" } + } + + cdl_option CYGHWR_RAM1_MICRON_BCR_LC { + display "Latency code" + flavor data + no_define + default_value 2 + legal_values { 2 3 4 5 6 8 } + } + + cdl_option CYGHWR_RAM1_MICRON_BCR_WP { + display "Active WAIT polarity" + flavor data + no_define + default_value { "LOW" } + legal_values { "HIGH" "LOW" } + } + + cdl_option CYGHWR_RAM1_MICRON_BCR_WC { + display "WAIT configuration" + flavor data + no_define + default_value 1 + legal_values { 0 1 } + } + + cdl_option CYGHWR_RAM1_MICRON_BCR_DS { + display "Drive strength" + flavor data + no_define + default_value { "FULL" } + legal_values { "FULL" "1/2" "1/4" } + } + + cdl_option CYGHWR_RAM1_MICRON_BCR_BW { + display "Burst wrap" + flavor data + no_define + default_value { "NOWRAP" } + legal_values { "WRAP" "NOWRAP" } + } + + cdl_option CYGHWR_RAM1_MICRON_BCR_BL { + display "Burst length" + flavor data + no_define + default_value { "PERMANENT" } + legal_values { 4 8 16 32 "PERMANENT" } + } + } + } +}
new file mode 100644 --- /dev/null +++ b/packages/hal/misc/ram/micron/cellularram/current/include/ram_micron_cellularram.h @@ -0,0 +1,74 @@ +#ifndef CYGONCE_DEVS_RAM_MICRON_CELLULAR_H +#define CYGONCE_DEVS_RAM_MICRON_CELLULAR_H +//========================================================================== +// +// ram_micron_cellularram.h +// +// Micron CellularRam 1.5 +// +//========================================================================== +// ####ECOSGPLCOPYRIGHTBEGIN#### +// ------------------------------------------- +// This file is part of eCos, the Embedded Configurable Operating System. +// Copyright (C) 2011 Free Software Foundation, Inc. +// +// eCos is free software; you can redistribute it and/or modify it under +// the terms of the GNU General Public License as published by the Free +// Software Foundation; either version 2 or (at your option) any later +// version. +// +// eCos is distributed in the hope that it will be useful, but WITHOUT +// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +// for more details. +// +// You should have received a copy of the GNU General Public License +// along with eCos; if not, write to the Free Software Foundation, Inc., +// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +// +// As a special exception, if other files instantiate templates or use +// macros or inline functions from this file, or you compile this file +// and link it with other works to produce a work based on this file, +// this file does not by itself cause the resulting work to be covered by +// the GNU General Public License. However the source code for this file +// must still be made available in accordance with section (3) of the GNU +// General Public License v2. +// +// This exception does not invalidate any other reasons why a work based +// on this file might be covered by the GNU General Public License. +// ------------------------------------------- +// ####ECOSGPLCOPYRIGHTEND#### +//========================================================================== +//#####DESCRIPTIONBEGIN#### +// +// Author(s): ilijak +// Contributors: +// Date: 2011-10-05 +// Purpose: +// Description: +// +//####DESCRIPTIONEND#### +// +//========================================================================== + +#include <pkgconf/system.h> +#include <pkgconf/devs_ram_micron_cellularram.h> + +#define CYGHWR_DEVS_RAM_MICRON_RCR 0 +#define CYGHWR_DEVS_RAM_MICRON_BCR 1 +#define CYGHWR_DEVS_RAM_MICRON_DIDR 2 + +#ifndef __ASSEMBLER__ + +__externC cyg_uint16 ram_micron_reg_get(cyg_uint16 mem_reg_i, + volatile cyg_uint16 *ram_base_p, + cyg_uint32 ram_size); + +__externC void ram_micron_reg_set(cyg_uint16 mem_reg_i, cyg_uint16 setting, + volatile cyg_uint16 *ram_base_p, + cyg_uint32 ram_size); +#endif + +#endif // CYGONCE_DEVS_RAM_MICRON_CELLULAR_H +// ------------------------------------------------------------------------ +// EOF ram_micron_cellularram.h
new file mode 100644 --- /dev/null +++ b/packages/hal/misc/ram/micron/cellularram/current/src/ram_micron_cellularram.c @@ -0,0 +1,86 @@ +//========================================================================== +// +// ram_micron_cellularram.c +// +// Micron CellularRam 1.5 support functions. +// +//========================================================================== +// ####ECOSGPLCOPYRIGHTBEGIN#### +// ------------------------------------------- +// This file is part of eCos, the Embedded Configurable Operating System. +// Copyright (C) 2008 Free Software Foundation, Inc. +// +// eCos is free software; you can redistribute it and/or modify it under +// the terms of the GNU General Public License as published by the Free +// Software Foundation; either version 2 or (at your option) any later +// version. +// +// eCos is distributed in the hope that it will be useful, but WITHOUT +// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +// for more details. +// +// You should have received a copy of the GNU General Public License +// along with eCos; if not, write to the Free Software Foundation, Inc., +// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +// +// As a special exception, if other files instantiate templates or use +// macros or inline functions from this file, or you compile this file +// and link it with other works to produce a work based on this file, +// this file does not by itself cause the resulting work to be covered by +// the GNU General Public License. However the source code for this file +// must still be made available in accordance with section (3) of the GNU +// General Public License v2. +// +// This exception does not invalidate any other reasons why a work based +// on this file might be covered by the GNU General Public License. +// ------------------------------------------- +// ####ECOSGPLCOPYRIGHTEND#### +//========================================================================== +//#####DESCRIPTIONBEGIN#### +// +// Author(s): ilijak +// Contributor(s): +// Date: 2011-02-05 +// Description: +// +//####DESCRIPTIONEND#### +// +//========================================================================== + +#include <pkgconf/system.h> +#include <pkgconf/hal.h> +#include <cyg/hal/hal_arch.h> // HAL header + +#include <cyg/devs/ram_micron_cellularram.h> + +cyg_uint16 ram_micron_reg_get(cyg_uint16 mem_reg_i, + volatile cyg_uint16 *mem_base_p, + cyg_uint32 ram_size) +{ + mem_base_p += (ram_size/2) - 1; + cyg_uint16 reg_val __attribute__((unused)); + + reg_val = *mem_base_p; + reg_val = *mem_base_p; + *mem_base_p = mem_reg_i; + mem_reg_i = *mem_base_p; + reg_val = mem_base_p[-16]; + return mem_reg_i; +} + +void ram_micron_reg_set(cyg_uint16 mem_reg_i, cyg_uint16 setting, + volatile cyg_uint16 *mem_base_p, cyg_uint32 ram_size) +{ + mem_base_p += (ram_size/2) - 1; + cyg_uint16 reg_val __attribute__((unused)); + + reg_val = *mem_base_p; + reg_val = *mem_base_p; + *mem_base_p = mem_reg_i; + *mem_base_p = setting; + reg_val = mem_base_p[-16]; +} + +//========================================================================== +// EOF ram_micron_cellularram.c